@book{44929,
	author = {Villada Osorio, Diego and Alvarez Agudelo, Mónica Esperanza},
	title = {Competencias.},
	publisher = {Editorial Sintagma,},
	year = {2007.},
	address = {Manizales :},
	edition = {1.},
	note = {Incluye Bibliografía.}
}