Martha Chioma I, Ikediugwu PN. ANALYSIS OF PRINCIPALS’ MANAGERIAL EFFECTIVENESS FOR TEACHERS’ JOB COMMITMENT IN PUBLIC AND PRIVATE SECONDARY SCHOOLS IN ANAMBRA STATE, NIGERIA. er [Internet]. 11Aug.2023 [cited 3Jul.2024];6(07):35-9. Available from: https://gphjournal.org/index.php/er/article/view/970