Gliessman, Stephen R. Agroecosystem sustainability : developing practical strategies /by Stephen R. Gliessman - Boca Raton, Fla. : CRC, 2001. - 210 p. : ilus. ISBN: 0849308941 LCCN: 90429 Subjects--Topical Terms: Agricultura sustentable.Ecología agrícola. Dewey Class. No.: 630.215 / G54