@book{291667,
	author = {Whitten, Jeffrey L. and Bentley, Lonnie D.},
	title = {Análisis de sistemas : },
	publisher = {McGraw-Hill Interamericana,},
	year = {2008.},
	address = {México, D. F. :},
	edition = {Séptima edición},
	note = {Translation of: Systems analysis and design methods. },
	url = {https://elibro.net/es/lc/pucpr/titulos/107854}
}