Sony Pradana text Jakarta Eska Media 2002 227 : ilus ; 21 cm Sony Pradana Penulisan Surat Bisnis 653.2 653.2 SON m 979-3738-19-7 20240513094518 INLIS000000000010171 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)