เอื้อพิทักษ์สกุล ร. Strategies and Effectiveness of Internal Public Relations in University of Phayao. Trends of Humanities and Social Sciences Research, [S. l.], v. 3, n. 3, p. 55–64, 2019. Disponível em: https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/198997. Acesso em: 19 apr. 2024.