Wahab, Samsudin, and Juhary Ali. “The Evolution of Relationship Marketing (RM) Towards Customer Relationship Management (CRM): A Step towards Company Sustainability”. Information Management and Business Review 1, no. 2 (December 15, 2010): 88–96. Accessed October 25, 2026. https://amhinternational.com/imbr/article/view/11-the-evolution-of-relationship-marketing-rm-towards-customer-relationship-management-crm-a-step-towards-company-sustainability.