Encyclopedias
History of Humanity: From pre-history and the beginnings of civilization to the 20th century.
--Reference Room Stacks--CB69 .H59 1994 (7 vols.)
Encyclopedia of the Ancient World
--Reference Room Stacks--CB311 .E54 2002 (3 vols.)
The Illustrated History of the World, by J.M. Roberts
--Reference Room Stacks--CB69.2 .R62 1999 (11 vols.)
Women in the Middle Ages: An encyclopedia
--Reference Room Stacks--HQ1143 .W643 2004 (2 vols.)
Encyclopedia of the Middle Ages
--Reference Room Stacks--D114 .E53 2000 (2 vols.)
Dictionaries
A Dictionary of ancient history
--Reference Room Stacks--DE 5 .D53 1994
Dictionary of medieval civilization
--Reference Room Stacks--CB351 .D24
The Oxford companion to classical civilization
--Reference Room Stacks--DE 5 .O94 1998