Ma’rifatun Nisa A, Suprayitno H. THE EFFECT OF SELLING PRICE AND PRODUCTION COSTS ON CORN FARMERS INCOME IN SEMANDING, KAWEDUSAN VILLAGE, PONGGOK SUB-DISTRICT. josar [Internet]. 2020Sep.1 [cited 2024Apr.25];5(2):8-16. Available from: https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/1141