St. James Encyclopedia of Labor History Worldwide
Nonfiction Classics for Students
Junior Worldmark Encyclopedia of Physical Geography
CDs, Super Glue, & Salsa: How Everyday Products Are Made
Geo-Data: World Geographic Encyclopedia
UXL Encyclopedia of World Biography
Industrial Revolution Reference Library
Reference Guide to World Literature
Great Depression and the New Deal Reference Library
The Gale Encyclopedia of the Unusual and Unexplained
Learning and Memory: Macmillan Psychology Reference Series
Political Theories for Students