Mohd Shokory S, Abdul Hamid S, Awang M. The Impact of the Head of Department Leadership on Extra-Role Performance of Administrative Staff’s in Universiti Pendidikan Sultan Idris: Pengaruh Kepimpinan Ketua Pusat Tanggungjawab Terhadap Prestasi Kerja Dalam Tanggungjawab Tambahan Kakitangan Pentadbiran Di Universiti Pendidikan Sultan Idris. MRJ [Internet]. 2021 Oct. 12 [cited 2024 Nov. 23];10:146-58. Available from: https://ojs.upsi.edu.my/index.php/MRJ/article/view/5963