Phung, Viet Ha, Huy Hung Pham, and Binh Minh Tran. “The Effect of Pricing Strategies on Client Retention Rates for Small to Medium-Sized Auditing Firms”. International Review of Management and Marketing 15, no. 1 (December 7, 2024): 31–45. Accessed December 20, 2024. https://econjournals.com/index.php/irmm/article/view/17567.