Iqbal, Qaisar, and Siti Hasnah Hassan. 2019. “A Dyadic Analysis of Salespersons and Customers in Banking Sector: Humor Usage, Word of Mouth and Expectation of Continuity”. International Academic Journal of Business Management 6 (1): 202-13. https://doi.org/10.9756/IAJBM/V6I1/1910022.