@book{23609,
	author = {Pacheco Torres, Daniel Stiven and Mendez, Yennifer Andrea},
	title = {Master System /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2017.},
	address = {Bogotá (Colombia) :},
	url = {https://docs.google.com/document/d/1h7gehHLBqD_Bua2CKRBatghRhDGX3cle/edit?usp=sharing&ouid=110978995761742711376&rtpof=true&sd=true}
}