@book{29146,
	author = {Pérez Alegre, Virginia, and García Serrano, Javier,},
	title = {Ley de contratos del sector público :},
	publisher = {Dykinson S.L.,},
	year = {[2011]},
	series = {Colección Derecho administrativo ;},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/13658/}
}