@book{70238,
	author = {Cadena Cadena, Héctor Manuel.},
	title = {Estudio de los factores productivos del ejido Santa Isabel Y Dolores, Municipio de Cadereyta Jiménez, N.L.},
	publisher = {El autor,},
	year = {1973},
	address = {Monterrey, N.L. :}
}