Jack Canfield, dkk text Jakarta Gramedia Pustaka Utama 2006 id xiv+541 hlm 128 979-686-440-1 180916 20180916022418 INLIS000000000011525 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)