Musayeva Shoira Azimovna, and Usmanov Farzod Shokhrukhovich. “Activities of Marketing Service in the Enterprise: Product, Price, Sales and Marketing Communications Policy”. Journal of Marketing and Emerging Economics, vol. 2, no. 7, July 2022, pp. 10-17, https://oajournals.net/index.php/jmee/article/view/1501.