na INLIS000000000001297 20220516130655.0 220516| ||| | ind ISBN 979-526-493-2 65.012.45 a 0010-052200000000987 Sondang P. Siagian "SIAGIAN, Sondang P" Sistem informasi manajemen Jakarta Bumi Aksara 2006 "xii, 132p. ; 23 cm" INFORMATION MANAGEMENT. cet.6. 1 71/07