GHANEM JASSIM GHANEM AL-RABIAH AL-KUWARI, “TRAINING AND DEVELOPMENT AS A MEDIATING VARIABLE IN THE RELATIONSHIP BETWEEN LEADERSHIP SKILLS AND JOB PERFORMANCE EFFICIENCY IN THE GOVERNMENT SECTOR IN QATAR”, TPM, vol. 32, no. S8 (2025): Posted 05 November, pp. 1518–1528, Nov. 2025.