เรืองสุวรรณ ว. Late Submission of Undergraduate Student’s Grading Form : A Case Study of the College of Politics and Governance, Mahasarakham University. jopag [internet]. 2017 Apr. 19 [cited 2026 Oct. 2];7(1):339-410. available from: https://so03.tci-thaijo.org/index.php/jopag/article/view/155612