@book{1963,
	author = {Del Cid, Alma},
	title = {Investigación: },
	publisher = {Pearson,},
	year = {2011.},
	address = {México, D.F. :},
	edition = {Segunda edición},
	url = {https://isae.metabiblioteca.org/cgi-bin/koha/opac-retrieve-file.pl?id=8c7dd7c9e0dbcc0b91c66030bcf89778}
}