Saud IH. Human resource management practices and their impact on applying etiquette according to the service flower model: Questionnaire research of a sample of managers working in four-star hotels in Baghdad city. Tikrit J. Admin. Econ. Sci. [Internet]. 2021 Jun. 30 [cited 2026 Jul. 27];17(54, 1):330-47. Available from: https://www.tjaes.org/index.php/tjaes/article/view/1600