Repositorio OARs PUCP http://oar.pucp.edu.pe Mon, 12 Sep 2016 12:09:00 +0100 FeedCreator 1.7.2-mod Potestad Tributaria http://oar.pucp.edu.pe/objetos/ver/77 Tue, 17 Mar 2009 17:56:07 +0100 Principios Tributarios http://oar.pucp.edu.pe/objetos/ver/76 Tue, 17 Mar 2009 17:50:35 +0100