@book{174133,
	author = {Rodríguez de Roque, Carmen I.},
	title = {Principios de comercio con fundamentos matemáticos},
	publisher = {South-western Pub. Co.},
	year = {c1975.},
	address = {Cincinnati},
	note = {"Basado en el libro General business, décima edición, DeBrum ... [et al.]"}
}