Harnklup, Kraiwet. “The Study on Visual Art Works of Primary School : Grade 4 through the Activities of CISST”. Fine Arts Journal: Srinakharinwirot University 14, no. 2 (March 12, 2012): 68–71. Accessed May 14, 2024. https://so01.tci-thaijo.org/index.php/jfofa/article/view/93027.