BAHING SIRITMAN; MAYANG MEILANTINE. THE EFFECTIVENESS OF PROBLEM-BASED LEARNING IN STUDENTS’ LISTENING SKILL IN TOEIC OF LISTENING MATERIALS AT INDONESIAN ACADEMY OF SECRETARY AND MANAGEMENT CITRA NUSANTARA . Journal of Innovation Research and Knowledge, [S. l.], v. 4, n. 8, p. 5327–5338, 2025. Disponível em: https://bajangjournal.com/index.php/JIRK/article/view/9351. Acesso em: 2 jul. 2025.