@book{29624,
	author = {Kuhne Gutiérrez, Alejandro.},
	title = {Estudio agro-económico de la zona potencial cañera de Acapetahua-Mapastepec, Chis.},
	publisher = {El autor,},
	year = {1964},
	address = {Chapingo, Méx. :}
}