@book{7728,
	author = {Ortiz Uribe, Frida Gisela and García Nieto, María Del Pilar},
	title = {Metodología de la investigación :},
	publisher = {Limusa,},
	year = {2016},
	address = {México :},
	note = {Incluye índice.},
	url = {https://www.unpa.edu.mx/bibliotecas/images/portadas/Tablas%20de%20contenido/TX005554.pdf}
}