Prihtanti, Tinjung Mary Prihtanti. “Farmer Group As Social Determinant of farmer’s Perceptions on Organic Farming Concepts and Practice”. RA Journal of Applied Research 2, no. 02 (February 15, 2016): 407–415. Accessed April 9, 2025. http://rajournals.in/index.php/rajar/article/view/249.