Sitthiphong Soradech และ Manee Luangtana-anan. (2010) Enhancement of mechnaical properties and stability of shellac by formation of composite polymer with gelatin. Silpakorn University:ม.ป.ท.Sitthiphong Soradech และ Manee Luangtana-anan. 2010. Enhancement of mechnaical properties and stability of shellac by formation of composite polymer with gelatin. ม.ป.ท.:Silpakorn University;Sitthiphong Soradech และ Manee Luangtana-anan. Enhancement of mechnaical properties and stability of shellac by formation of composite polymer with gelatin. ม.ป.ท.:Silpakorn University, 2010. Print.