1. Graduate Student, Dept. of Quantity Surveying, Faculty of Built Environment, Universiti Malaya, Jalan Universiti, Kuala Lumpur 50603, Malaysia.
2. Associate Professor, Dept. of Quantity Surveying, Faculty of Built Environment, Universiti Malaya, Jalan Universiti, Kuala Lumpur 50603, Malaysia (corresponding author). ORCID: .
3. Senior Lecturer, Dept. of Quantity Surveying, Faculty of Built Environment, Universiti Malaya, Jalan Universiti, Kuala Lumpur 50603, Malaysia.