text Yogyakarta Graha Ilmu 2012 Ed.1. Cet.1. ind XII, 238 hlm. ilus. 23 cm Houtman P Siregar. Bibliografi: hlm. 231-234 Robot 629.892 978-979-756-850-4 20120723215146.0 YOGYA-07120000000308 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)