Iheanyi, A., and R. N. Evans-Obinna. “Collaborative Mentoring Styles and Teacher’s Effectiveness In Public Secondary Schools in Abia State, Nigeria”. JORMASS | Journal of Research in Management and Social Sciences, vol. 9, no. 2, Dec. 2023, pp. 203-9, https://jormass.com/journal/index.php/jormass/article/view/54.