Siti Anggun Ramadhani Br Sinaga, Desi Indah Safitri, and Muhammad Rasya. 2025. “Marketing Strategies for ‘Pak De’s Tempeh Chips’: Enhancing Business Income and Performance”. Young Journal of Social Sciences and Humanities 1 (1):212-24. https://doi.org/10.66867/yjssh.v1i1.236.