Ariff, N., Mansor, M. and Nordin Yunus, J. @ (2022) “The Use of Rasch Measurement Model for The Validity and Reliability Teacher Leadership Instrument”, International Journal of Academic Research in Progressive Education and Development, 11(2). Available at: https://ijarped.com/index.php/journal/article/view/1823 (Accessed: 31 July 2025).