Gonga, Tomi. “STRATEGI PEMASARAN DAN PENGEMBANGAN COMPETITIVE ADVANTAGE PADA NICHE FIRM : STUDI KASUS US.FROZEN FOOD”. PERFORMA 2, no. 1 (October 2, 2017): 36–44. Accessed February 20, 2026. https://ojs.somebut.my.id/index.php/performa/article/view/435.