Pendongkrak Kepercayaan Diri / editor, Daniel, P. Purba; penerjemah, Aditya, Suharmoko text Jakarta Esensi 2005 Cetakan : 1 ind 144 hlm. ;23 cm. Psikologi Terapan 158.1 978-979-781-378-9 20130515135152 INLIS000000000003521 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)