HAYITOV VAZIRBEK; HAYITOV MARVARBEK; ARUSLANOV SAIDAMIN. THE CONCEPT OF A PRODUCT AND ITS PLACE IN THE MARKETING SYSTEM. World Bulletin of Social Sciences, [S. l.], v. 30, p. 62-63, 2024. Disponível em: https://scholarexpress.net/index.php/wbss/article/view/3700. Acesso em: 13 may. 2025.