Putra Chairy, and Sri Hartini. 2020. “KEMAMPUAN BERSAING UMKM USAHA SEKTOR MAKANAN DI KECAMATAN PERCUT SEI TUAN KABUPATEN DELI SERDANG”. Jurnal Ekonomi Bisnis 2 (September). https://jurnal.unhamzah.ac.id/index.php/ekbiz/article/view/100.