1. Faculty of Business and Accountancy, Department of Marketing; University of Malaya; Kuala Lumpur Malaysia
2. UM Halal Research Centre; University of Malaya; Kuala Lumpur Malaysia
3. Faculty of Arts and Social Sciences; Nottingham University Business School, University of Nottingham Malaysia; Semenyih Malaysia
4. Faculty of Business and Accountancy, Graduate School of Business; University of Malaya; Kuala Lumpur Malaysia