na INLIS000000000044109 20200205025116 0010-101300000002031 200205 0 005.369 005.369, HAD s Hadi, Sutrisno Statistik dalam Basica II, Strisno Hadi 1991 : Yogyakarta vi, 178 hlm., 24 cm Komputer Program NBPNMAT 979-533-008-x