M. Mansor, J. E. Mat Jizat, R. Ishak, and N. F. Ponimin, “The Relationship Between Workplace Learning and Sustainable Leadership of Perak Secondary School Teachers: Hubungan Antara Pembelajaran Tempat Kerja Dengan Kepimpinan Lestari Guru Sekolah Menengah Negeri Perak”, MRJ, vol. 10, pp. 132–145, Oct. 2021.