Space Exploration Reference Library
Early Civilizations in the Americas
The Crusades Reference Library
Crime and Punishment in America Reference Library
The Sixties in America Reference Library
UXL Encyclopedia of Water Science
American Home Front in World War II
Checks and Balances: The Three Branches of the American Government
Reconstruction Era Reference Library
Encyclopedia of Clothing and Fashion
Encyclopedia of World Biography: 2005 Supplement
Feminism in Literature: A Gale Critical Companion
Encyclopedia of Russian History
U.S. Immigration and Migration Reference Library
Encyclopedia of World Biography: 2010 Supplement
Tobacco in History and Culture: An Encyclopedia
War in the Persian Gulf Reference Library: From Operation Desert Storm to Operation Iraqi Freedom
Encyclopedia of Irish History and Culture
Ancient Europe, 8000 B.C. to A.D. 1000: An Encyclopedia of the Barbarian World