Παραπομπή APA

Fox, R. M. (1972). An Introduction to Amercian civilization. Higginbothams.

Παραπομπή Chicago Style

Fox, Richard M. An Introduction to Amercian Civilization. Madras: Higginbothams, 1972.

Παραπομπή MLA

Fox, Richard M. An Introduction to Amercian Civilization. Higginbothams, 1972.