@book{99600,
	author = {Halliday, M. A. K. and Ghio, Elsa,},
	title = {Obras esenciales de M.A.K. Halliday /},
	publisher = {Eudeba ;},
	year = {[2017]},
	address = {Ciudad de Buenos Aires :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/128483/}
}