Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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