@book{77663,
	author = {Grayling, A. C., and Sarret, Josep,},
	title = {La elección de Hércules :},
	publisher = {Biblioteca Buridán,},
	year = {[2009]},
	address = {[Barcelona] :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/60084/}
}