@book{16545,
	author = {Guzmán Romero, Graciela.},
	title = {Causas y control de los daños que exhibe la tuna blanca (Opuntia sp.) en el almacenamiento},
	publisher = {El autor,},
	year = {1982},
	address = {México, D.F., :},
	note = {Fotocopia}
}