1. The Personnel Department, Liaoning Petrochemical University, Fushun, Liaoning, China
2. Administrative Science Department, Community College, King Saud University, Riyadh, Saudi Arabia
3. Finance Department, Holy Spirit University of Kaslik, Kaslik, Lebanon
4. College of Mathematics and Statistics, Hebei University of Economics and Business, Shijiazhuang, Hebei, China
5. National College of Business Administration and Economics, Lahore, Pakistan