Elijah E. B. Menga, Dr. Simon Nyakwara. Influence Of Product Quality Differentiation Strategies On Client Retention In Kenya Commercial Bank Kisii Central Sub-County, Kenya. JBM [Internet]. 2020Dec.11 [cited 2024Nov.22];6(11):41-9. Available from: https://ijrdo.org/index.php/bm/article/view/4007