@book{65353,
	author = {Martínez Ruiz, Héctor and Méndez Covarrubias, Ma. Alejandra},
	title = {Metodología de la investigación /},
	publisher = {Cengage},
	year = {2018},
	address = {Ciudad de México},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.ebooks7-24.com:443/?il=6401}
}