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<xml><bibliography><APA>Charles Im และผู้แต่งคนอื่นๆ. (2017) Application of Gravity Survey in Urbanized City Environment. &lt;i&gt;The Geotechnical Engineering Journal of the SEAGS &amp; AGSSEA&lt;/i&gt;, &lt;i&gt;48&lt;/i&gt;(2), 56-63.</APA><Chicago>Charles Im และผู้แต่งคนอื่นๆ. "Application of Gravity Survey in Urbanized City Environment". The Geotechnical Engineering Journal of the SEAGS &amp; AGSSEA  48 (2017):56-63.</Chicago><MLA>Charles Im และผู้แต่งคนอื่นๆ. Application of Gravity Survey in Urbanized City Environment. Southeast Asian Geotechnical Society:ม.ป.ท. 2017.</MLA></bibliography></xml>
