@book{21563,
	author = {Losada Rivera, Sandra Patricia and Guzmán Alfonso, Ingrid Milena},
	title = {Trabajo de responsabilidad social empresarial comunidad Unitrans LTDA. /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2011.},
	address = {Neiva (Colombia) :},
	edition = {                   }
}