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