Opoku, E., F. Frimpong Opuni, and K. Safo Adjei. “AN EMPIRICAL STUDY ON THE EFFECT OF INTERNAL MARKET ORIENTATION ON FIRM PERFORMANCE: THE CASE OF COMMERCIAL BANKS IN GHANA”. British Journal of Marketing Studies, Vol. 2, no. 6, Oct. 2014, pp. 37-51, https://bjmsjournal.org/index.php/bjms/article/view/57.