@book{69980,
	author = {Carrera García, María Victorina Silvia. and Villaseñor Rojas, Roberto.},
	title = {Ensayo de dos métodos de injerto en Pinus pseudostrobus lind},
	publisher = {INIF,},
	year = {1982?},
	series = {Boletín técnico},
	address = {México, D. F. :}
}