Casmiwati D, Lubis L, Azari C. DEVELOPMENT OF COOPERATIVE INSTITUTIONS IN KALANGANYAR VILLAGE, SEDATI DISTRICT, SIDOARJO DISTRICT. AMPOEN [Internet]. 2024 May 16 [cited 2025 Nov. 25];2(1):93-9. Available from: https://jurnal.serambimekkah.ac.id/index.php/ampoen/article/view/1610