Cita APA (7a ed.)

Wojtkowski, P. A. (2006). Introduction to agroecology: Principles and practices. Food Products.

Cita Chicago Style (17a ed.)

Wojtkowski, Paul A. Introduction to Agroecology: Principles and Practices. New York: Food Products, 2006.

Cita MLA (8a ed.)

Wojtkowski, Paul A. Introduction to Agroecology: Principles and Practices. Food Products, 2006.