1. | The A to Z of Buddhism by Charles S. Prebish, 2001. Out of Print. . |
2. | The A to Z of Catholicism by William J. Collinge, 2001. |
3. | The A to Z of Hinduism by Bruce M. Sullivan, 2001. |
4. | The A to Z of Islam by Ludwig W. Adamec, 2002. Out of Print. . |
5. | The A to Z of Slavery and Abolition by Martin A. Klein, 2002. |
6. | Terrorism: Assassins to Zealots by Sean Kendall Anderson and Stephen Sloan, 2003. |
7. | The A to Z of the Korean War by Paul M. Edwards, 2005. |
8. | The A to Z of the Cold War by Joseph Smith and Simon Davis, 2005. |
9. | The A to Z of the Vietnam War by Edwin E. Moise, 2005. |
10. | The A to Z of Science Fiction Literature by Brian Stableford, 2005. |
11. | The A to Z of the Holocaust by Jack R. Fischel, 2005. |
12. | The A to Z of Washington, D.C. by Robert Benedetto, Jane Donovan, and Kathleen DuVall, 2005. |
13. | The A to Z of Taoism by Julian F. Pas, 2006. |
14. | The A to Z of the Renaissance by Charles G. Nauert, 2006. |
15. | The A to Z of Shinto by Stuart D. B. Picken, 2006. |
16. | The A to Z of Byzantium by John H. Rosser, 2006. |
17. | The A to Z of the Civil War by Terry L. Jones, 2006. |
18. | The A to Z of the Friends (Quakers) by Margery Post Abbott, Mary Ellen Chijioke, Pink Dandelion, and John William Oliver Jr., 2006. |
19. | The A to Z of Feminism by Janet K. Boles and Diane Long Hoeveler, 2006. |
20. | The A to Z of New Religious Movements by George D. Chryssides, 2006. |
21. | The A to Z of Multinational Peacekeeping by Terry M. Mays, 2006. |
22. | The A to Z of Lutheranism by Gnther Gassmann with Duane H. Larson and Mark W. Oldenburg, 2007. |
23. | The A to Z of the French Revolution by Paul R. Hanson, 2007. |
24. | The A to Z of the Persian Gulf War 19901991 by Clayton R. Newell, 2007. |
25. | The A to Z of Revolutionary America by Terry M. Mays, 2007. |
26. | The A to Z of the Olympic Movement by Bill Mallon with Ian Buchanan, 2007. |
27. | The A to Z of the Discovery and Exploration of Australia by Alan Day, 2009. |
28. | The A to Z of the United Nations by Jacques Fomerand, 2009. |
29. | The A to Z of the Dirty Wars by David Kohut, Olga Vilella, and Beatrice Julian, 2009. |
30. | The A to Z of the Vikings by Katherine Holman, 2009. |
31. | The A to Z from the Great War to the Great Depression by Neil A. Wynn, 2009. |
32. | The A to Z of the Crusades by Corliss K. Slack, 2009. |
33. | The A to Z of New Age Movements by Michael York, 2009. |
34. | The A to Z of Unitarian Universalism by Mark W. Harris, 2009. |
35. | The A to Z of the Kurds by Michael M. Gunter, 2009. |
36. | The A to Z of Utopianism by James M. Morris and Andrea L. Kross, 2009. |
37. | The A to Z of the Civil War and Reconstruction by William L. Richter, 2009. |
38. | The A to Z of Jainism by Kristi L. Wiley, 2009. |
39. | The A to Z of the Inuit by Pamela K. Stern, 2009. |
40. | The A to Z of Early North America by Cameron B. Wesson, 2009. |
41. | The A to Z of the Enlightenment by Harvey Chisick, 2009. |
42. | The A to Z Methodism by Charles Yrigoyen Jr. and Susan E. Warrick, 2009. |
43. | The A to Z of the Seventh-day Adventists by Gary Land, 2009. |
44. | The A to Z of Sufism by John Renard, 2009. |
45. | The A to Z of Sikhism by William Hewat McLeod, 2009. |
46. | The A to Z Fantasy Literature by Brian Stableford, 2009. |
47. | The A to Z of the Discovery and Exploration of the Pacific Islands by Max Quanchi and John Robson, 2009. |
48. | The A to Z of Australian and New Zealand Cinema by Albert Moran and Errol Vieth, 2009. |
49. | The A to Z of African-American Television by Kathleen Fearn-Banks, 2009. |
50. | The A to Z of American Radio Soap Operas by Jim Cox, 2009. |
51. | The A to Z of the Old South by William L. Richter, 2009. |
52. | The A to Z of the Discovery and Exploration of the Northwest Passage by Alan Day, 2009. |
53. | The A to Z of the Druzes by Samy S. Swayd, 2009. |
54. | The A to Z of the Welfare State by Bent Greve, 2009. |
55. | The A to Z of the War of 1812 by Robert Malcomson, 2009. |
56. | The A to Z of Feminist Philosophy by Catherine Villanueva Gardner, 2009. |
57. | The A to Z of the Early American Republic by Richard Buel Jr., 2009. |
58. | The A to Z of the Russo-Japanese War by Rotem Kowner, 2009. |
59. | The A to Z of Anglicanism by Colin Buchanan, 2009. |
60. | The A to Z of Scandinavian Literature and Theater by Jan Sjvik, 2009. |
61. | The A to Z of the Peoples of the Southeast Asian Massif by Jean Michaud, 2009. |
62. | The A to Z of Judaism by Norman Solomon, 2009. |
63. | The A to Z of the Berbers (Imazighen) by Hsain Ilahiane, 2009. |
64. | The A to Z of British Radio by Sen Street, 2009. |
65. | The A to Z of The Salvation Army by Major John G. Merritt, 2009. |
66. | The A to Z of the Arab-Israeli Conflict by P. R. Kumaraswamy, 2009. |
67. | The A to Z of the Jacksonian Era and Manifest Destiny by Terry Corps, 2009. |
68. | The A to Z of Socialism by Peter Lamb and James C. Docherty, 2009. |
69. | The A to Z of Marxism by David Walker and Daniel Gray, 2009. |
70. | The A to Z of the Bah Faith by Hugh C. Adamson, 2009. |
71. | The A to Z of Postmodernist Literature and Theater by Fran Mason, 2009. |
72. | The A to Z of Australian Radio and Television by Albert Moran and Chris Keating, 2009. |
73. | The A to Z of the Lesbian Liberation Movement: Still the Rage by JoAnne Myers, 2009. |
74. | The A to Z of the United StatesMexican War by Edward R. Moseley and Paul C. Clark, 2009. |
75. | The A to Z of World War I by Ian V. Hogg, 2009. |
76. | The A to Z of World War II: The War Against Japan by Ann Sharp Wells, 2009. |
77. | The A to Z of Witchcraft |