@book{7439,
	author = {Portus Govinden, Lincoyán},
	title = {Matemáticas financieras /},
	publisher = {McGraw-Hill Interamericana,},
	year = {1997.},
	address = {Santafé de Bogotá :},
	edition = {4a ed.},
	note = {Revisión técnica Eduardo Iregui Ortiz}
}