WAN AZIZI WNE, Siddique SF, Tey YS. EFFECTS OF EXTENDED VALUE CHAIN ACTIVITIES ON PROFIT EFFICIENCY IN MALAYSIAN PLANTATION COMPANIES. MMJ [Internet]. 2023 Jul. 27 [cited 2024 May 10];27:109-34. Available from: https://e-journal.uum.edu.my/index.php/mmj/article/view/17788