@book{4256,
	author = {McConnell, Campbell R. and Brune, Stanley L.},
	title = {Economía Laboral},
	publisher = {McGraw-Hill Interamericana},
	year = {1996},
	address = {España :},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L127354.jpg}
}