text Jakarta Rineka Cipta 1992 ind xii, 109 hlm ; 21 cm Amin Widjaja Tunggal PEMASARAN 658.8 658.8 TUN a 211018 20211018020909 JAKPU-03100000029189 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)