@book{335,
	author = {Hernández Sampieri, Roberto and Fernández Collado, Carlos},
	title = {Metodología de la investigación /},
	publisher = {McGraw Hill,},
	year = {2010.},
	address = {México :},
	edition = {5a. ed.},
	url = {https://isae.metabiblioteca.org/cgi-bin/koha/opac-retrieve-file.pl?id=4918ccfc3c889fe8280ca41d0cd4bb78}
}