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<xml><bibliography><APA>Natthakeeraya Luangpirom และผู้แต่งคนอื่นๆ. (1999) Contact angle of surfactant solutions on precipitated surfactant surfaces. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Natthakeeraya Luangpirom และผู้แต่งคนอื่นๆ. 1999. Contact angle of surfactant solutions on precipitated surfactant surfaces. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Natthakeeraya Luangpirom และผู้แต่งคนอื่นๆ.  Contact angle of surfactant solutions on precipitated surfactant surfaces.  ม.ป.ท.:Chulalongkorn University, 1999. Print.</MLA></bibliography></xml>
