Chitanan, Pongpan. “K.U. Radio Broadcasting Stations : Audienceûs Listening and Factors Related”. Kasetsart Journal of Social Sciences 22, no. 1 (January 1, 2001): 62–72. accessed September 11, 2026. https://so04.tci-thaijo.org/index.php/kjss/article/view/243513.