@book{13375,
	author = {Castaños Martínez, León Jorge},
	title = {Notas del cursillo sobre sitios permanentes de experimentación forestal},
	publisher = {Instituto de Investigaciones Forestales,},
	year = {1969},
	series = {Publicación especial},
	address = {México :},
	note = {Fotocopia}
}