Suryono Ekotama text Jakarta Gramedia Pustaka Utama 2012 id 21x14 cm, xxiv, 174 hlm.; Bisnis 658.401 978-979-22-8204-7 241224 20241224114525 INLIS000000000013261 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)