Chairil Almy. THE INFLUENCE OF WORK ENVIRONMENT AND SUPERVISION TOWARDS QUALITY OF OCCUPATIONAL SAFETY AND HEALTH ON WORK PRODUCTIVITY OF PT. PERMATA HIJAU GROUP (PHG) AND PT. VVF, INDONESIA. JHCD [Internet]. 2024Jun.24 [cited 2024Sep.19];17(1):1-23. Available from: https://jhcd.utem.edu.my/jhcd/article/view/6445