คำพิพากษาศาลฎีกาที่ 157/2524 [Judgment of the Supreme Court of Justice No. 157/2524] (PDF) (in Thai). Council of State of Thailand. n.d. Archived from the original(PDF) on March 4, 2016. Retrieved October 1, 2012.
"พจนานุกรม ฉบับราชบัณฑิตยสถาน" [Royal Institute Dictionary]. Royal Institute of Thailand. January 16, 2007. Archived from the original on November 27, 2010. Retrieved October 1, 2012.
"พจนานุกรม ฉบับราชบัณฑิตยสถาน" [Royal Institute Dictionary]. Royal Institute of Thailand. January 16, 2007. Archived from the original on November 27, 2010. Retrieved October 1, 2012.
คำพิพากษาศาลฎีกาที่ 157/2524 [Judgment of the Supreme Court of Justice No. 157/2524] (PDF) (in Thai). Council of State of Thailand. n.d. Archived from the original(PDF) on March 4, 2016. Retrieved October 1, 2012.