Cita APA (7a ed.)

Feder, B. (1968). Viewpoints in world history (Teacher's ed.). American Book Co..

Cita Chicago Style (17a ed.)

Feder, Bernard. Viewpoints in World History. Teacher's ed. New York ; Cincinnati [etc.]: American Book Co., 1968.

Cita MLA (8a ed.)

Feder, Bernard. Viewpoints in World History. Teacher's ed. American Book Co., 1968.