Ancient Europe, 8000 B.C. to A.D. 1000: An Encyclopedia of the Barbarian World
War in the Persian Gulf Reference Library: From Operation Desert Storm to Operation Iraqi Freedom
Junior Worldmark Encyclopedia of Physical Geography
Great Depression and the New Deal Reference Library
Nonfiction Classics for Students
Industrial Revolution Reference Library
St. James Encyclopedia of Labor History Worldwide
The Gale Encyclopedia of the Unusual and Unexplained
Political Theories for Students
Africa: An Encyclopedia for Students
Historic Events for Students: The Great Depresssion
Renaissance and Reformation Reference Library
The Ancient Near East: An Encyclopedia for Students