@book{21645,
	author = {Yuni, José Alberto. and Urbano, Claudio Ariel. and e-libro, Corp.},
	title = {Técnicas para investigar},
	publisher = {Editorial Brujas,},
	year = {2006.},
	address = {Córdoba :},
	edition = {2a. ed.},
	url = {https://elibro.net/ereader/politecnicointernacional/77970}
}