@book{47437,
	author = {Silveira, Miguel,},
	title = {El arte de las relaciones personales :},
	publisher = {Alba,},
	year = {[2015]},
	address = {Barcelona :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/48847/}
}