@book{38901,
	author = {Altamira, Rafael, and Ruiz Torres, Pedro,},
	title = {Cuestiones obreras /},
	publisher = {Publicacions de la Universitat de València,},
	year = {2012.},
	address = {Valencia :},
	edition = {Edición digital.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/34926/}
}