text Jakarta Gramedia Pustaka Utama 1997 Cetakan pertama ind 376 halaman ; 23 cm. Thomas Gordon Teaching, Training 370.7 370.7 GOR m 979-605-519-8 INLIS000000000000369 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)