@book{60562,
	author = {Igartua Salaverría, Juan. and Instituto Vasco de Administración Pública},
	title = {Teoría analítica del derecho :},
	publisher = {IVAP, Herri-Arduralaritzaren Euskal Erakundea,},
	year = {1994.},
	address = {Oñati, [Spain] :}
}