Tarannum Islam, Shekh Md. Sahiduj Jaman, & Tanzila Rahman Lubna. (2021). Measuring Service Gap of Banking services in Bangladesh- A Study Based on Selected Private Commercial Bank in the Northern Region. Global Journal of Management and Business Research, 21(C1), 55–62. https://doi.org/10.34257/GJMBRCVOL21IS1PG55