S. Mohd Shokory and N. R. Mohd Suradi, “Hubungan Kepimpinan Transformasi dan Transaksi Terhadap Prestasi Kerja Melebihi Peranan Ahli Pasukan Projek: Analisis Permodelan Pelbagai Tahap: The Linkages between Transformational and Transactional Leadership and Their Effects on Extra-role Performance of Project Team Members: Multi-Level Modelling Analysis”, MRJ, vol. 6, pp. 22 –, Oct. 2017.