1. Abdullah, F., & Kanyan, A. (2013). Managing the Dimensions of Relationship Marketing in the Food Service Industry. Jurnal Pengurusan 37, 91-103
2. Ahmed, F., Patterson, P. and Styles, C. (1999), “The determinants of successful relationships in international business”, Australasian Marketing Journal, Vol. 7 No. 1, pp. 5-21
3. Akhter, W., Abbasi, A. S., Ali, I., & Afzal, H. (2011). Factors affecting customer loyalty in Pakistan. African Journal of Business Management Vol. 5(4) , 1167-1174
4. Ali, J. F., Rehman, K. u., Yilmaz, A. K., & Afzal, N. S. (2010). Determinants of consumer retention in cellular industry of Pakistan. African Journal of Business Management Vol. 4(12) , 2402-2408
5. Ballantyne, D., Christopher, M. and Payne, A. (2003), “Relationship marketing: looking back, looking forward”, Marketing Theory, Vol. 3 No. 1, pp. 159-66