@book{1971,
	author = {Zamorano Casal, Francisco Manuel},
	title = {Turismo Alternativo :},
	publisher = {Trillas,},
	year = {2007.},
	address = {México :},
	url = {https://isae.metabiblioteca.org/cgi-bin/koha/opac-retrieve-file.pl?id=1d97d49f1b222f80053ab411ab0f9975}
}