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<xml><bibliography><APA>Noppanan Nopsiri และผู้แต่งคนอื่นๆ. (2008) Utilization of associated gas from onshore oil field production of Thailand. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Noppanan Nopsiri และผู้แต่งคนอื่นๆ. 2008. Utilization of associated gas from onshore oil field production of Thailand. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Noppanan Nopsiri และผู้แต่งคนอื่นๆ.  Utilization of associated gas from onshore oil field production of Thailand.  ม.ป.ท.:Chulalongkorn University, 2008. Print.</MLA></bibliography></xml>
