APA (7th ed.) Citation

Thorndike, L. (1949). The history of medieval Europe (3d ed.). Houghton Mifflin Co..

Chicago Style (17th ed.) Citation

Thorndike, Lynn. The History of Medieval Europe. 3d ed. Boston: Houghton Mifflin Co., 1949.

MLA (9th ed.) Citation

Thorndike, Lynn. The History of Medieval Europe. 3d ed. Houghton Mifflin Co., 1949.