@book{4562,
	author = {Case, Karl E. and Fair, Ray C.},
	title = {Principios de microeconomía},
	publisher = {Pearson Educación},
	year = {2012},
	address = {México :},
	edition = {10a. ed.},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L127876.jpg}
}