Widayanti, Sri, AND 		Yuliati, Nuriah.
" KAJIAN EKONOMI PADA USAHATANI PADI ORGANIK DI DESA SUMBERNGEPOH KECAMATAN LAWANG KABUPATEN MALANG" <em>JSEP (Journal of Social and Agricultural Economics)</em> [Online], Volume 1 Number 2 (1 November 2007)