@book{7894,
	author = {ONDARZA, RAUL N.},
	title = {EL IMPACTO DEL HOMBRE SOBRE LA TIERRA/ },
	publisher = {TRILLAS},
	year = {\\\\},
	address = {MEXICO: },
	edition = {4},
	note = {INCLUYE INDICE. \ BIBLIOGRAFIA: P. 165-167.}
}