Παραπομπή APA

Freidel, F., & Pollack, N. (1966). American Issues in theTwentieth Century. Sceintific Book Company.

Παραπομπή Chicago Style

Freidel, Frand, και Norman Pollack. American Issues in TheTwentieth Century. Calcutta: Sceintific Book Company, 1966.

Παραπομπή MLA

Freidel, Frand, και Norman Pollack. American Issues in TheTwentieth Century. Sceintific Book Company, 1966.

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