Παραπομπή APA

Daniels, R. V. (1966). Studing history: How and why. Prentice-hall..

Παραπομπή Chicago Style

Daniels, Robert V. Studing History: How and Why. New Jersey: Prentice-hall., 1966.

Παραπομπή MLA

Daniels, Robert V. Studing History: How and Why. Prentice-hall., 1966.