@book{278494,
	author = {Hernández Sampieri, Roberto. and Fernández Collado, Carlos.},
	title = {Metodología de la investigación /},
	publisher = {McGarw Hill Education,},
	year = {[2014]},
	address = {México, D.F. :},
	edition = {Sexta edición.},
	url = {https://elibro.net/es/lc/pucpr/titulos/36603}
}