APA ציטוט

Heady, E. O. (1954). Farm management economics. New Jersey: Prentice-Hall.

Trích dẫn kiểu Chicago

Heady, Earl O. Farm Management Economics. New Jersey: Prentice-Hall, 1954.

ציטוט MLA

Heady, Earl O. Farm Management Economics. New Jersey: Prentice-Hall, 1954.