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<xml><bibliography><APA>Sirina Thawornwisit และผู้แต่งคนอื่นๆ. (2006) Properties of styrene-methyl methacrylate copolymer sheet containing modified natural rubber. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Sirina Thawornwisit และผู้แต่งคนอื่นๆ. 2006. Properties of styrene-methyl methacrylate copolymer sheet containing modified natural rubber. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Sirina Thawornwisit และผู้แต่งคนอื่นๆ.  Properties of styrene-methyl methacrylate copolymer sheet containing modified natural rubber.  ม.ป.ท.:Chulalongkorn University, 2006. Print.</MLA></bibliography></xml>
