text Yogyakarta [s.n] 1996 ind xxii, 156 lembara6bilus 28 cm Devi Yunara Skripsi jurusan sosial ekonomi pertanian fak. pertanian Institut Pertanian Stiper Yogyakarta Bibliografi:lembar 119-120 Persawahan 631.58 20090227093613.0 YOGYA-02090000072153 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)