Altekreeti BNI, Daud S. Extension of The Theory of Planned Behaviour using Buyer Behaviour Model: Halal Product Trial Model. Psychosocial rehabilitation [Internet]. 2020 Aug. 31 [cited 2025 Nov. 26];24(6):10502-14. Available from: https://www.psychosocial.com/index.php/ijpr/article/view/7862