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<xml><bibliography><APA>Pimpawat Teeratitayangkul และ Khajornsak Sopajaree. (2014) COD Removal of Cardboard Factory Wastewater by Upflow Anaerobic Filter. &lt;i&gt;NARESUAN UNIVERSITY ENGINEERING JOURNAL&lt;/i&gt;, &lt;i&gt;9&lt;/i&gt;(1), 1-5.</APA><Chicago>Pimpawat Teeratitayangkul และ Khajornsak Sopajaree. "COD Removal of Cardboard Factory Wastewater by Upflow Anaerobic Filter". NARESUAN UNIVERSITY ENGINEERING JOURNAL  9 (2014):1-5.</Chicago><MLA>Pimpawat Teeratitayangkul และ Khajornsak Sopajaree. COD Removal of Cardboard Factory Wastewater by Upflow Anaerobic Filter. คณะวิศวกรรมศาสตร์ มหาวิทยาลัยนเรศวร:ม.ป.ท. 2014.</MLA></bibliography></xml>
