ชยพรกุลพิมลวรรณ, and ใจเก่งกิจเอมอร. “Value-Relevance of Corporate Social Responsibility Disclosure: Empirical Evidence from London Stock Exchange”. Journal of Humanities and Social Sciences University of Phayao 7, no. 1 (June 21, 2019): 173 - 192. Accessed January 19, 2020. https://www.tci-thaijo.org/index.php/Humanties-up/article/view/196481.