- The Oxford encyclopedia of Latinos and Latinas in the United States, Suzanne Oboler and Deena J. González, editors in chief
- Encyclopedia of the First Amendment, edited by John R. Vile, David L. Hudson Jr., David Schultz
- Grand dictionnaire français-anglais, anglais-français, [direction de la rédaction Faye Carney]
- British romantic poets, 1789-1832, edited by John R. Greenfield, Second series
- Encyclopedia of the Renaissance, Paul F. Grendler, editor in chief
- Ancient Greek authors, edited by Ward W. Briggs
- Death and the afterlife, a cultural encyclopedia, Richard P. Taylor
- Twentieth-century American-Jewish fiction writers, edited by Daniel Walden
- Twentieth-century American dramatists, edited by Christopher J. Wheatley
- The biographical encyclopedia of jazz, Leonard Feather and Ira Gitler, with the assistance of Swing journal, Tokyo
- Encyclopedia of the Vietnam War, editor in chief, Stanley I. Kutler
- American literary biographers, edited by Steven Serafin, First series
- Archaeology of prehistoric native America, an encyclopedia, editor, Guy Gibbon ; associate editors, Kenneth M. Ames [and others]
- The Qurʼan, an encyclopedia, edited by Oliver Leaman
- Native Americans, an encyclopedia of history, culture, and peoples, Barry M. Pritzker
- American short-story writers, 1880-1910, edited by Bobby Ellen Kimbel, with the assistance of William E. Grant
- British mystery writers, 1920-1939, edited by Bernard Benstock and Thomas F. Staley
- Late-Victorian and Edwardian British novelists, edited by George M. Johnson, First series
- A field guide to the insects of America north of Mexico, by Donald J. Borror and Richard E. White ; color and shaded drawings by Richard E. White ; line drawings by the authors
- Musicians since 1900, performers in concert and opera, compiled and edited by David Ewen
- Encyclopedia of geology, edited by Richard C. Selley, L. Robin M. Cocks, Ian R. Plimer
- Encyclopedia of crime & justice, Joshua Dressler, editor in chief
- American novelists since World War II, edited by James R. Giles and Wanda H. Giles, Sixth series
- German Baroque writers, 1661-1730, edited by James Hardin
- American literary critics and scholars, 1880-1900, edited by John W. Rathbun and Monica M. Grecu
- British prose writers, 1660-1800, second series, edited by Donald T. Siebert
- Encyclopedia of fishes, consultant editors, John R. Paxton & William N. Eschmeyer ; illustrations by David Kirshner
- The Garland encyclopedia of world music, advisory editors, Bruno Nettl and Ruth M. Stone ; founding editors, James Porter and Timothy Rice
- Encyclopedia of Asian theatre, edited by Samuel L. Leiter
- Van Nostrand's scientific encyclopedia, Glenn D. Considine, editor-in-chief ; Peter H. Kulik, associate editor
- American novelists since World War II, edited by Jeffrey Helterman and Richard Layman
- Dictionary of word and phrase origins, by William and Mary Morris
- Encyclopedia of social history, edited by Peter N. Stearns
- Nineteenth century French fiction writers, romanticism and realism, 1800-1860, edited by Catharine Savage Brosman
- Atlas of Great Lakes Indian history, edited by Helen Hornbeck Tanner [and others] ; cartography by Miklos Pinther
- The encyclopedia of schizophrenia and other psychotic disorders, Richard Noll ; foreword by Susan Naylor
- Handbook of snakes of the United States and Canada,, by Albert Hazen Wright and Anna Allen Wright
- British poets of the Great War, Brooke, Rosenberg, Thomas : a documentary volume, edited by Patrick Quinn
- The American Sign Language handshape dictionary, Richard A. Tennant, Marianne Gluszak Brown ; illustrated by Valerie Nelson-Metlay
- Encyclopedia of religion, Lindsay Jones, editor in chief
- The Oxford companion to women's writing in the United States, editors in chief: Cathy N. Davidson, Linda Wagner-Martin ; editors, Elizabeth Ammons [and others]
- Legends of the earth, sea, and sky, an encyclopedia of nature myths, Tamra Andrews
- Sixteenth-century British nondramatic writers, edited by David A. Richardson, Second series
- The Brontës, a documentary volume, edited by Susan B. Taylor
- British novelists since 1960, edited by Merritt Moseley, Fourth series
- Encyclopedia of barbarian Europe, society in transformation, Michael Frassetto
- MLA handbook for writers of research papers
- Baker's biographical dictionary of twentieth-century classical musicians, Nicolas Slonimsky ; edited by Laura Kuhn ; associate editor, Dennis McIntire
- Late nineteenth and early twentieth-century British literary biographers, edited by Steven Serafin
- Mystery and suspense writers, the literature of crime, detection, and espionage, Robin W. Winks, editor in chief ; Maureen Corrigan, associate editor