Cita APA (7a ed.)

Heady, E. O. a. J. (1954). Farm management economics. Prentice-Hall.

Cita Chicago Style (17a ed.)

Heady, Earl O. and Jensen. Farm Management Economics. New York: Prentice-Hall, 1954.

Cita MLA (9a ed.)

Heady, Earl O. and Jensen. Farm Management Economics. Prentice-Hall, 1954.