100th annual edition published for 2021.
97th annual edition published for 2018.
96th annual edition published for 2017.
16th annual deluxe edition published for 2016.
15th annual deluxe edition published for 2015.
95th annual edition published for 2016.
94th annual edition published for 2015.
93rd aunnual edition published for 2014.
Editors and writers vary.
Deluxe edition includes one-year access to the online publisher database at WriterMarket.com. Deluxe edition started 1999-
Includes bibliographical references and indexes.
Also issued on CD-ROM, 1997-
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