Azizah SN, Simanjuntak M, Muflikhati I. CONSUMER COMPLAINT BEHAVIOUR IN INDONESIA: ROLE OF KNOWLEDGE AND SELF-CONFIDENCE . Jur. Ilm. Kel. & Kons. [Internet]. 2022Feb.9 [cited 2024May4];15(1):90-101. Available from: https://jurnal.ipb.ac.id/index.php/jikk/article/view/35477