Ahmad Rifa'I Rif'an text Jakarta Elex Media Komputindo 2018 I 156 hlm Motivasi Diri 155.25 155.25 AHM d 978-602-04-5899-1 20190206112953 INLIS000000000404057 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)