Saragih, Leonardo. “PROFITABILITY ANALYSIS IN PEARL CATFISH HATCHERY (CLARIAS SP.) AT THE PEOPLE’S NURSERY UNIT (UPR) BUDI FISH FARM SLEMAN, YOGYAKARTA”. JECE - Journal of Empowerment Community and Education 3, no. 3 (November 30, 2023). Accessed October 22, 2024. https://jurnalpengabdian.com/index.php/jece/article/view/806.