@book{21023,
	author = {Prieto Clavijo, Vanessa and Ortiz Guzmán, Edison},
	title = {Y tú po'qué? Tómas!. Bogotá /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2010.},
	address = {Bogotá (Colombia) :},
	edition = {                   }
}