text Jakarta Erlangga 1981 Cet. 2 ind 416 hlm ilus 21 cm J. Supranto Statistik 20090227022939.0 YOGYA-02090000019129 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)