Mutaliyeva Л.М., and Flek А.А. “Modern Management System of Personnel in Hotel Business”. ECONOMIC Series of the Bulletin of the L N Gumilyov ENU, no. 1 (January 19, 2023): 147–159. Accessed April 28, 2024. https://bulecon.enu.kz/index.php/main/article/view/172.