เอื้อพิทักษ์สกุล ร. Strategies and Effectiveness of Internal Public Relations in University of Phayao. Trends Humanit Soc Sci Res [Internet]. 2019 Jun. 28 [cited 2024 Apr. 27];3(3):55-64. Available from: https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/198997