Cita APA (7a ed.)

Heady, E. O., & Jensen, H. R. (1954). Farm management economics. Prentice-Hall.

Cita Chicago Style (17a ed.)

Heady, Earl O., y Harald R. Jensen. Farm Management Economics. Englewood Cliffs: Prentice-Hall, 1954.

Cita MLA (8a ed.)

Heady, Earl O., y Harald R. Jensen. Farm Management Economics. Prentice-Hall, 1954.