Cita APA

Heady, E. O., & Jensen, H. R. (1964). Farm management economics ([7th print.].). New Jersey [etc.]: Prentice-Hall Intenational.

Citación estilo Chicago

Heady, Earl O., and Harald R. Jensen. Farm Management Economics. [7th print.]. New Jersey [etc.]: Prentice-Hall Intenational, 1964.

Cita MLA

Heady, Earl O., and Harald R. Jensen. Farm Management Economics. [7th print.]. New Jersey [etc.]: Prentice-Hall Intenational, 1964.