@book{149085,
	author = {Ospina Henao, Luis Carlos and Marulanda Usma, Yeni Patricia},
	title = {El sistema de control interno en la Corporacion Autonoma Regional del Centro de Antioquia "Corantioquia"},
	publisher = {[sin publicador],},
	year = {1999.},
	address = {Medellín :}
}