Sorawit Wanitanukul และ Pawinee Chaiprasert. (2014) System analysis for biogas production from palm oil mill effluent at mesophilic and thermophilic conditions. King Mongkut University of Technology Thonburi:ม.ป.ท.Sorawit Wanitanukul และ Pawinee Chaiprasert. 2014. System analysis for biogas production from palm oil mill effluent at mesophilic and thermophilic conditions. ม.ป.ท.:King Mongkut University of Technology Thonburi;Sorawit Wanitanukul และ Pawinee Chaiprasert. System analysis for biogas production from palm oil mill effluent at mesophilic and thermophilic conditions. ม.ป.ท.:King Mongkut University of Technology Thonburi, 2014. Print.