Jack Canfield, dkk text Jakarta Gramedia Pustaka Utama 2010 - xi+344hlm 179 978-979-22-9898-7 180916 20180916022408 INLIS000000000011502 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)