Tohutoro APA (7th ed.)

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

Tohutoru Kātū Chicago (17th ed.)

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

Tohutoro MLA (9th ed.)

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