@book{3751,
	author = {Ehrenberg, Ronald G. and Smith, Robert S.},
	title = {Modern labor economics},
	publisher = {Routledge},
	year = {2017},
	address = {New York :},
	edition = {13a. ed.},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L126802.jpg}
}