Nonfiction Classics for Students
The Gale Encyclopedia of the Unusual and Unexplained
Industrial Revolution Reference Library
Great Depression and the New Deal Reference Library
St. James Encyclopedia of Labor History Worldwide
Junior Worldmark Encyclopedia of Physical Geography
Political Theories for Students
Renaissance and Reformation Reference Library
Historic Events for Students: The Great Depresssion
Africa: An Encyclopedia for Students
Learning About the Holocaust: A Student's Guide