@book{59188,
	author = {Instituto Colombiano Agropecuario. Tibaitatá.},
	title = {Programa de Maíz. Conferencia Anual. 8, Medellín, 1964},
	publisher = {Instituto Colombiano Agropecuario,},
	year = {1964},
	address = {(s.l.) :}
}