@book{1448,
	author = {Chiang, Alpha C.},
	title = {Métodos fundamentales de economía matemática},
	publisher = {Amorrortu Editores},
	year = {1967},
	address = {Buenos Aires :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/Metodos fundamentales de economia matematica-l87950.jpg}
}