Παραπομπή APA

Pickard, G. L. (1964). Descriptive physical oceanography (2nd ed.). Pergamon Press.

Παραπομπή Chicago Style

Pickard, George L. Descriptive Physical Oceanography. 2nd ed. Oxford: Pergamon Press, 1964.

Παραπομπή MLA

Pickard, George L. Descriptive Physical Oceanography. 2nd ed. Pergamon Press, 1964.