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