@book{3731,
	author = {Comas, Adelina and Krugman, Paul R.},
	title = {Desarrollo, geografía y teoría económica},
	publisher = {Antoni Bosch},
	year = {1997},
	address = {Barcelona :},
	url = {https://biblioeco.unsa.edu.ar/pmb/images/libros/L126832.jpg}
}