@book{72864,
	author = {Portus Govinden, Lincoyán and Iregui Ortiz, Eduardo},
	title = {Matemáticas financieras },
	publisher = {McGraw-Hill Interamericana,},
	year = {1997},
	address = {Santafé de Bogotá :},
	edition = {4a ed.},
	note = {Incluye índice}
}