@book{102220,
	author = {Soto Rosiles, Jorge. and Fraire Vázquez, Guillermo.},
	title = {El cultivo del cacao en la región del Soconusco},
	publisher = {INIA. Campo Agrícola Experimental Rosario Izapa,},
	year = {1977},
	series = {Circular CIASE},
	address = {Tapachula, Chis. :}
}