@book{48580,
	author = {Vela Cárdenas, Mario.},
	title = {Trigo cristalino de alto rendimiento},
	publisher = {Productora Nacional de Semillas,},
	year = {1971},
	series = {Hojas de divulgación},
	address = {México, D.F. :},
	note = {Hoja desplegable}
}