APA (7th ed.) Zitazioa

Asimov, I. (1966). Understanding physics. Allen and Unwin.

Chicago Style (17th ed.) Zitazioa

Asimov, Isac. Understanding Physics. London: Allen and Unwin, 1966.

MLA (9th ed.) Zitazioa

Asimov, Isac. Understanding Physics. Allen and Unwin, 1966.