Cita APA

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

Citación estilo Chicago

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

Cita MLA

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