APA (7th ed.) Citation

Penson, J. B., Cook, M. L., & Pope, R. D. (1986). Introduction to agricultural economics. Prentice-Hall.

Chicago Style (17th ed.) Citation

Penson, John B., Michael L. Cook, and Rulon D. Pope. Introduction to Agricultural Economics. Englewood Cliffs, N.J: Prentice-Hall, 1986.

MLA (9th ed.) Citation

Penson, John B., et al. Introduction to Agricultural Economics. Prentice-Hall, 1986.