Asnawi RA, Tamher ER, Pelupessy M. THE EFFECT OF PRODUCT KNOWLEDGE AND SOCIAL MEDIA MARKETING ON THE BRAND SWITCHING OF FAST MOVING CONSUMERS GOODS PRODUCTS DURING THE COVID 19 PANDEMIC. Manis [Internet]. 5Jan.2021 [cited 3May2024];4(2):37-6. Available from: https://ojs3.unpatti.ac.id/index.php/manis/article/view/5192