text Jakarta Erlangga 1991 Cet. 3 ind 120 hlm ilus 21 cm Spencer Johnson; Larry Wilson; alih bahasa Ardian Syamsudin Salesman 658.81 20090227024312.0 YOGYA-02090000029153 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)