Apolinario, Gil, and Marilyn Cardoso. “Motivational Styles of School Principals: Their Implications to the Development of Effective Elementary School”. SSU - Digital Archive for Theses and Dissertations 17, no. 1 (August 25, 2022): 1–141. Accessed November 24, 2024. https://datd.ssu.edu.ph/index.php/datd/article/view/216.