@book{86940,
	author = {Wessler, Richard L., and Hankin, Sheenah,},
	title = {Trabajando con clientes difíciles :},
	publisher = {Desclée De Brouwer,},
	year = {2016.},
	series = {Biblioteca de psicología ;},
	address = {Bilbao :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/84240/}
}