@book{76174,
	author = {Congreso de Preparatoria Agrícola},
	title = {Memorias},
	publisher = {UACH. Departamento de Preparatoria Agrícola,},
	year = {1990-199},
	address = {Chapingo, Méx. :},
	note = {La biblioteca tiene : v.1 Mesa 1 -- v.2 Mesa 2 -- v.3 Mesa 3}
}