@book{21546,
	author = {Gaitán Gómez, Diego Fernando and Ojeda Cañon, Wesli Antonio},
	title = {Tips para impresión "Control + P" :},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2009.},
	address = {Bogotá (Colombia) :},
	edition = {                   }
}