1. Department of Construction Management and Quantity Surveying, University of Johannesburg, Johannesburg, South Africa
2. Development Planning and Management, School of Social Sciences, Universiti Sains Malaysia, Gelugor, Malaysia
3. Department of Quantity Surveying, Auchi Polytechnic, Auchi, Nigeria
4. School of Hospitality and Service Management/Sunway Business School/Sustainable Business Research Cluster, Sunway University, Malaysia