APA (7th ed.) Citation

Paarlberg, D., & Paarlberg, P. L. (2000). The agricultural revolution of the 20th century. Iowa State University Press.

Chicago Style (17th ed.) Citation

Paarlberg, Don, and P. L. Paarlberg. The Agricultural Revolution of the 20th Century. Ames: Iowa State University Press, 2000.

MLA (9th ed.) Citation

Paarlberg, Don, and P. L. Paarlberg. The Agricultural Revolution of the 20th Century. Iowa State University Press, 2000.