Cita APA (7th ed.)

Sahl, M. (1976). Heartland. Harcourt Brace Jovanovich.

Cita Chicago (17th ed.)

Sahl, Mort. Heartland. New York [u.a.]: Harcourt Brace Jovanovich, 1976.

Cita MLA (8th ed.)

Sahl, Mort. Heartland. Harcourt Brace Jovanovich, 1976.