BARIZI text Jakarta Gramedia.. 1980 id 223p.; 20cm Metode Penelitian -- Statistik 311.2:519.2 /781 210426 20210426132114 INLIS000000000021279 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)