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<xml><bibliography><APA>Panus Srikajorn และผู้แต่งคนอื่นๆ. (2000) Foaming of an anionic surfactant in the presence of calcium soap precipitate. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Panus Srikajorn และผู้แต่งคนอื่นๆ. 2000. Foaming of an anionic surfactant in the presence of calcium soap precipitate. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Panus Srikajorn และผู้แต่งคนอื่นๆ.  Foaming of an anionic surfactant in the presence of calcium soap precipitate.  ม.ป.ท.:Chulalongkorn University, 2000. Print.</MLA></bibliography></xml>
