Sparks, Betsy Harker. “The Relationship of Servant Leadership in the Classroom and Student Perceptions of University Quality of Instruction”. Archives of Business Research 6, no. 6 (June 18, 2018): 119–133. Accessed December 4, 2024. http://558368.fgnqrw60.asia/index.php/ABR/article/view/4167.