Khaliq, Sumaira, Mehvish Zahrah, and Muhammad Arshad Javed. “Extrinsic Motivation And Students’ Academic Achievement: A Correlational Study”. Journal of Development and Social Sciences 4, no. 2 (April 7, 2023): 387–393. Accessed April 28, 2024. https://ojs.jdss.org.pk/journal/article/view/471.