@book{121,
	author = {Haeussler, Ernest F. and Paul, Richard S.},
	title = {Matematicas para administración y economía},
	publisher = {Pearson Educación},
	year = {2008},
	address = {México :},
	edition = {12a. ed},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/Matem?ticas para Administraci?n y Econom?a-l117695.jpg}
}