เพ็ชรนิล พ., & ตินณะกุล น. (2019). Types of Organizational Culture Factors Affecting Management Efficiencies of the Sub District Administration Organization in Phetchabun Province. Mahamakut Graduate School Journal, 15(2), 68–78. Retrieved from https://so04.tci-thaijo.org/index.php/mgsj/article/view/177276