CONSUMER PURCHASE INTENTION OF SECOND-HAND SMARTPHONE: MODERATING ROLE OF SUBJECTIVE NORMS AND KNOWLEDGE. IICSDGs [Internet]. 21 Desember 2020 [dikutip 3 April 2026];3(1):48-56. Tersedia pada: https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/56