Piyarat Trikittiwong และผู้แต่งคนอื่นๆ. (2010) Synthesis of matal chloride-impregnated aluminium oxide-pillared clay for acid catlyzed reations. Chulalongkorn University:ม.ป.ท.Piyarat Trikittiwong และผู้แต่งคนอื่นๆ. 2010. Synthesis of matal chloride-impregnated aluminium oxide-pillared clay for acid catlyzed reations. ม.ป.ท.:Chulalongkorn University;Piyarat Trikittiwong และผู้แต่งคนอื่นๆ. Synthesis of matal chloride-impregnated aluminium oxide-pillared clay for acid catlyzed reations. ม.ป.ท.:Chulalongkorn University, 2010. Print.