Sulastri, D., K. Delawati, and D. E. Hidayaty. “STRATEGI MARKETING PADA UMKM SNACK BU IYAM”. Marketgram Journal, vol. 1, no. 2, June 2023, pp. 114-21, http://e-journal.naureendigition.com/index.php/mj/article/view/548.