@book{77704,
	author = {Colegio de Postgraduados. Chapingo, Méx. and Colegio de Postgraduados. Montecillo, Méx.},
	title = {Catálogo :},
	publisher = {Colegio de Postgraduados,},
	year = {19- .},
	address = {Chapingo, Méx. :},
	note = {La biblioteca tiene : 1974, 1984, 1985, 1986-87, 1988-89, 1990-91, 1993, 1994, 1999-2000}
}