Khongtap, A. “Public Relations Management Strategies of Subdistrict Municipality in Prachuap Khiri Khan Province: Public Relations Management Strategies of Subdistrict Municipality in Prachuap Khiri Khan Province”. LAWARATH SOCIAL E – JOURNAL, vol. 2, no. 3, Dec. 2020, pp. 17-28, https://so04.tci-thaijo.org/index.php/lawarathjo/article/view/245644.