Hassan, M. K., M. Halliru, and A. A. Maiyaki. “Mediating Effect of Employees’ Psychological Well-Being on the Relationship Between Leadership Style and Organisational Citizenship Behaviour in Health Institutions: A Pilot Study”. African Journal of Humanities and Contemporary Education Research, vol. 10, no. 1, May 2023, https://publications.afropolitanjournals.com/index.php/ajhcer/article/view/444.