na INLIS000000000023085 20130612121757 ind 010-061300000023085 ind 340.107 6 340.107 6, ERW f Erwin, Rudy T Filsafat Hukum, Rudy T. Erwin 1990 Jakarta vii, 93 hlm., 21 cm Filsafat Hukum NBPNMAT