Omar, Khatijah, Marhana Mohamed Anuar, Abdul Halim Abdul Majid, and Husna Johari. 2012. “Organizational Commitment and Intention to Leave Among Nurses: The Mediating Role of Moral Obligation”. International Journal of Management Studies 19 (2):31-46. https://e-journal.uum.edu.my/index.php/ijms/article/view/10371.