Leadership integrity and its impact on proactive work behavior - A case study of the Palestine Technical College in Deir El-Balah. م.ك.ف.ت.ا.د [Internet]. 2026 Mar. 28 [cited 2026 Apr. 28];9(1):31-60. Available from: https://journals.ptcdb.edu.ps/index.php/PTCJRS/article/view/3