@book{59215,
	author = {Programa Nacional de Aprovechamiento Forrajero. México},
	title = {Memoria, 19 - .},
	publisher = {PRONAFOR,},
	year = {19 - .},
	address = {(s.l.) :},
	note = {La biblioteca tiene: 1973, 1975, 1976, 1979}
}