@book{40016,
	author = {Rosser, Carlos, and Rosser, Eduardo,},
	title = {La gestión telefónica de cobros :},
	publisher = {FC Editorial,},
	year = {[2012]},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/37732/}
}