@book{38079,
	author = {Gliessman, Stephen R.},
	title = {Agroecología :},
	publisher = {CATIE,},
	year = {c2002.},
	address = {Turrialba, C.R. :},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/K62461.pdf}
}