Cita APA (7th ed.)

Freeman, I. M. (1965). Physics: Made simple. Doubleday.

Cita Chicago (17th ed.)

Freeman, Ira M. Physics: Made Simple. New York: Doubleday, 1965.

Cita MLA (9th ed.)

Freeman, Ira M. Physics: Made Simple. Doubleday, 1965.

Atenció: Aquestes cites poden no estar 100% correctes.