<?xml version="1.0" encoding="UTF-8"?>
<xml><bibliography><APA>Prawat Chamchoy และ Kruawun Jankaew. (2014) Petroleum Geochemistry of Huai Hin Lat Formation, Northeastern Thailand. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Prawat Chamchoy และ Kruawun Jankaew. 2014. Petroleum Geochemistry of Huai Hin Lat Formation, Northeastern Thailand. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Prawat Chamchoy และ Kruawun Jankaew.  Petroleum Geochemistry of Huai Hin Lat Formation, Northeastern Thailand.  ม.ป.ท.:Chulalongkorn University, 2014. Print.</MLA></bibliography></xml>
