Torkaew, Nisit, Karn Boonsiri, Supaporn Sridee, and Jitraporn Sudhivoraseth. 2022. “COMMUNICATION CONSULTANCY SERVICES FOR CHIEF EXECUTIVE OF THE PROVINCIAL ADMINISTRATIVE ORGANIZATION”. Journal of Liberal Art of Rajamangala University of Technology Suvarnabhumi 4 (3):472-85. https://so03.tci-thaijo.org/index.php/art/article/view/263437.