Chutipa Baiyai และ Sucharat Rimkeeratikul. (2008) Parents' understanding and application of the television rating system :. Thammasat University:ม.ป.ท.Chutipa Baiyai และ Sucharat Rimkeeratikul. 2008. Parents' understanding and application of the television rating system :. ม.ป.ท.:Thammasat University;Chutipa Baiyai และ Sucharat Rimkeeratikul. Parents' understanding and application of the television rating system :. ม.ป.ท.:Thammasat University, 2008. Print.