@book{1018,
	author = {Pérez Martínez, Andrés and Pérez Villar, Cielo Patricia},
	title = {Análisis del Mercado de Café (Coffe Anibrigo) en el Departamento del Meta /},
	publisher = {Unillanos,},
	year = {1995.},
	address = {Villavicencio :}
}