@book{37863,
	author = {Quilantán Villarreal, Leodegario.},
	title = {Ensayos prelinares con variedades de ajonjolí en el Campo Cotaltla, Ver., Tehuantepec, Oax.},
	publisher = {El autor,},
	year = {1960},
	address = {Chapingo, Méx. :}
}