Qurbonov U. IMPORTANCE OF DEVELOPING ONLINE ADVERTISING SYSTEM AND MARKETING ENVIRONMENT IN SMALL BUSINESS ENTERPRISES. UILZDIT [Интернет]. 1 октябрь 2022 г. [цитируется по 6 июль 2026 г.];1(24):13-5. доступно на: https://lib.uniconflix.com/index.php/uilzdit/article/view/4132