Kurnia R, Zahriati Harun C, Yusrizal Y. INSTRUCTOR TRAINING MANAGEMENT FOR EDUCATION AND TRAINING UPGRADING OF SEAFARER COMPETENCY PROGRAMME LEVEL IV AT POLITEKNIK PELAYARAN MALAHAYATI. BJ [Internet]. 2023 May 31 [cited 2025 Sep. 13];3(2):363-76. Available from: https://ojs.berajah.com/index.php/go/article/view/239