@book{408,
	author = {Dorr, Eugene L. and Richert, G. Henry},
	title = {Ventas al Detalle, Proceso de Compras y Determinación de Precios (Merchandising): Curso Práctico de Mercadotecnia /},
	publisher = {McGraw-Hill,},
	year = {1988.},
	address = {Bogotá :},
	edition = {2.}
}