NASOETION, Andi Hakim text Jakarta Gramedia.. 1980 id 223p.; 20cm Metode Penelitian -- Statistik 311.2:519.2 /781 210426 20210426121829 INLIS000000000010845 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)