APA (7. basım) Alıntı

Penson, J. B. (1996). Introduction to agricultural economics. Prentice Hall.

Chicago Style (17. basım) Atıf

Penson, John B. Introduction to Agricultural Economics. Upper Saddle River, N.J: Prentice Hall, 1996.

MLA (9th ed.) Atıf

Penson, John B. Introduction to Agricultural Economics. Prentice Hall, 1996.