Abdul Baist, Asma Tahir, Mumtaz Muhammad Khan & Muhammad Arshad. “CUSTOMER RELATIONSHIP MANAGEMENT MODEL FROM STRATEGIC APPROACH: A KNOWLEDGE MANAGEMENT PERSPECTIVE”. International Journal of Research Science and Management, vol. 5, no. 2, Feb. 2018, pp. 121-40, https://ijrsm.com/index.php/journal-ijrsm/article/view/282.