@book{14048,
	author = {Owen, Oliver and Beltrán, Enrique, autor.},
	title = {Conservación de recursos naturales. /},
	publisher = {Pax México,},
	year = {2000.},
	address = {Bogotá, Colombia :},
	edition = {Segunda edición.},
	note = {Incluye índice.}
}