Kahar , F. S., D. S. Ab Latiff, and M. Z. Mohamed Razali. “The Psychological Contract Theory on Student Retention: A Systematic Literature Review”. Information Management and Business Review, Vol. 16, no. 3S(I)a, Oct. 2024, pp. 351-65, doi:10.22610/imbr.v16i3S(I)a.4138.