na INLIS000000000043058 20131008101742 Ind 010-101300000000980 Ind 005.362 005.362, Sur b Surawijaya, Tigor Nauli Belajar bahan komputer basic mudah dan cepat, Tigor Nauli Surawidjaja 1990 Jakarta ix, 108 hlm, 21 cm Komputer-Program Trisnamurti, Roy Heru NBPNMAT