Citazione Stile APA (7a Edizione)

Penson, J. B. J., Capps, O. J., & Rosson, C. P. I. (1996). Introduction to agricultural economics. Prentice Hall, Inc.

Citazione stile Chigago Style (17a edizione)

Penson, John B. Jr, Oral Jr Capps, e C. Parr III Rosson. Introduction to Agricultural Economics. Upper Saddle River, New Jersey: Prentice Hall, Inc, 1996.

Citatione MLA (9a ed.)

Penson, John B. Jr, et al. Introduction to Agricultural Economics. Prentice Hall, Inc, 1996.