Cita APA (7th ed.)

ebrary, Inc, Ashworth, G. S., & Azevedo, P. (2009). Agricultural wastes. Nova Science Publishers, Inc..

Cita Chicago (17th ed.)

ebrary, Inc, Geoffrey S. Ashworth, i Pablo Azevedo. Agricultural Wastes. New York: Nova Science Publishers, Inc., 2009.

Cita MLA (9th ed.)

ebrary, Inc, et al. Agricultural Wastes. Nova Science Publishers, Inc., 2009.