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<xml><bibliography><APA>Thanakorn Petkajee และ David Banjerdpongchai. (2013) An environmental and economic optimal operation of combined cooling and heating and power generation system for building load. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Thanakorn Petkajee และ David Banjerdpongchai. 2013. An environmental and economic optimal operation of combined cooling and heating and power generation system for building load. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Thanakorn Petkajee และ David Banjerdpongchai.  An environmental and economic optimal operation of combined cooling and heating and power generation system for building load.  ม.ป.ท.:Chulalongkorn University, 2013. Print.</MLA></bibliography></xml>
