@book{40270,
	author = {Pérez Alegre, Virginia, and García Serrano, Javier,},
	title = {Ley de contratos del sector público /},
	publisher = {Dykinson, S.L.,},
	year = {2014.},
	series = {Colección "Derecho administrativo" ;},
	address = {Madrid :},
	edition = {2a. edición, actualizada a febrero de 2014},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/38067/}
}