Citazione Stile APA (7a Edizione)

O'Rourke, A. D. (1978). The changing dimensions of U.S. Agricultural policy. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

O'Rourke, A. Desmond. The Changing Dimensions of U.S. Agricultural Policy. Englewood Cliffs, N.J.: Prentice-Hall, 1978.

Citatione MLA (8a ed.)

O'Rourke, A. Desmond. The Changing Dimensions of U.S. Agricultural Policy. Prentice-Hall, 1978.