Abdullah MA, Hussin AA. Quality of work life and its impact on enhancing employee happiness An analytical study of the opinions of the teaching staff in the faculties of Tikrit University. Tikrit J. Admin. Econ. Sci. [Internet]. 2022 Sep. 30 [cited 2026 Jul. 24];18(59, 1):220-38. Available from: https://www.tjaes.org/index.php/tjaes/article/view/443