Dyfyniad APA

Gliessman, S. R. (1998). Agroecology: Ecologycal processes in sustainable agriculture. Chelsea, MI: Ann Arbor Press.

Dyfyniad Arddull Chicago

Gliessman, Stephen R. Agroecology: Ecologycal Processes in Sustainable Agriculture. Chelsea, MI: Ann Arbor Press, 1998.

Dyfyniad MLA

Gliessman, Stephen R. Agroecology: Ecologycal Processes in Sustainable Agriculture. Chelsea, MI: Ann Arbor Press, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.