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<xml><bibliography><APA>Rittirong Junggoth และผู้แต่งคนอื่นๆ. (2007) Spatial planning for secured landfill using an expert geographic information system. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Rittirong Junggoth และผู้แต่งคนอื่นๆ. 2007. Spatial planning for secured landfill using an expert geographic information system. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Rittirong Junggoth และผู้แต่งคนอื่นๆ.  Spatial planning for secured landfill using an expert geographic information system.  ม.ป.ท.:Chulalongkorn University, 2007. Print.</MLA></bibliography></xml>
