Analisis Komparasi Tingkat Pendapatan Pada Anggota dan Non Anggota Kelompok Tani Temak Sapi Potong di Desa Canden Kecamatan Jetis Kabupaten Bantul. (Comparative Analisys of Income Rates at the Beef Cattle Farmers of Group and Non Group Members in Canden, Jetis District, Bantul Regency) - OKTARIAN., OKTARIAN. (2006)