Gaya APA

Gliessman, S, R., Rosemeyer, M. (2010). The Conversion to Sustainable Agriculture Principles, Processes, and Practices . New York: CRC Press.

Gaya MLA

Gliessman, Stephen, R.., Rosemeyer, Martha. "The Conversion to Sustainable Agriculture Principles, Processes, and Practices". New York: CRC Press, 2010. Text.