@book{22356,
	author = {Oyuela, Angelica},
	title = {Waiting Service /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2017.},
	address = {Bogotá (Colombia) :},
	url = {https://docs.google.com/document/d/1vNbIeRdTgBxDf-Ptf7lhNhlj2UApyIRl/edit?usp=sharing&ouid=110978995761742711376&rtpof=true&sd=true}
}