Citazione Stile APA (7a Edizione)

Snodgrass, M. M., & Wallace, L. T. (1980). Agriculture, economics, and resource management (2d ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Snodgrass, Milton Moore, e Luther T. Wallace. Agriculture, Economics, and Resource Management. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1980.

Citatione MLA (9a ed.)

Snodgrass, Milton Moore, e Luther T. Wallace. Agriculture, Economics, and Resource Management. 2d ed. Prentice-Hall, 1980.