Bahing Siritman and Mayang Meilantine (2025) “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, 4(8), pp. 5327–5338. Available at: https://www.bajangjournal.com/index.php/JIRK/article/view/9351 (Accessed: 15 August 2025).