@book{31389,
	author = {Hertel, Shareen,},
	title = {Una contienda acotada :},
	publisher = {El Colegio de Sonora,},
	year = {2003.},
	address = {Hermosillo :},
	url = {https://elibro.net/ereader/politecnicointernacional/26143}
}