@book{30138,
	author = {Villegas Arbelaez, Jairo.},
	title = {Derecho administrativo laboral /},
	publisher = {Legis,},
	year = {2003.},
	series = {Literatura juridica},
	address = {Bogotá :},
	edition = {5a ed.},
	note = {Incluye bibliografias e indices.}
}