Cita APA (7th ed.)

Stern, R. M. (1971). You don't need an enemy. Scribner.

Cita Chicago (17th ed.)

Stern, Richard Martin. You Don't Need an Enemy. New York: Scribner, 1971.

Cita MLA (9th ed.)

Stern, Richard Martin. You Don't Need an Enemy. Scribner, 1971.

Atenció: Aquestes cites poden no estar 100% correctes.