Phanwattana, Pitsarn. “The Antecedents of Good Expression of Red-Whiskered Bulbul in Bird’s Contest”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 7, no. 3 (November 27, 2019): 159–169. Accessed April 29, 2024. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/226996.