John Gray,Ph.D text Jakarta Gramedia Pustaka Utama 2005 id xii+260 hlm;21 cm 155.3 979-605-847-2 241224 20241224113847 INLIS000000000009640 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)