na INLIS000000000015972 20130612111240 Ind 010-061300000015972 Ind 160 160, Sal l Salam, Burhanuddin Logika Formal (Filsafat berfikir), Drs. H. Burhanuddin Salam 1988 Jakarta X-180 hlm., 21 cm Logika NBPNMAT