@book{10249,
	author = {Chacón, E., Juan Carlos. and Gliessman, Stephen R.},
	title = {The use of the 'NON-WEED' concept in traditional tropical agroecosystem of southeastern México},
	publisher = {Colegio Superior de Agricultura Tropical,},
	year = {1980},
	address = {Cárdenas, Tab. :}
}