@book{21199,
	author = {Arévalo Velasco, Wilson Javier and Bravo Rodríguez, Yuly Paola},
	title = {Vida de perros / },
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2009.},
	address = {Bogotá (Colombia) :},
	edition = {                   }
}