text Yogyakarta Universitas Shanata Darma 2009 xvi, 45 lembar ; 29,5 cm / Theresia Mela Susanti Skripsi Jurusan Pendidikan Ilmu Pengetahuan Sosial Bibliografi: hlm. 45 Ekonomi Pertanian 338.1 SK 338.1 The K YOPDYOG 20161020095150.0 INLIS000000000023353 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)