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<xml><bibliography><APA>Wallapa Kupkanchanakul และ Suphaphat Kwonpongsagoon. (2011) Nitrogen and Phosphorus Flow Analysis from Pig Farming in Bang Pakong Basin, Eastern Thailand. &lt;i&gt;EnvironmentAsia&lt;/i&gt;, &lt;i&gt;4&lt;/i&gt;(2), p27-32.</APA><Chicago>Wallapa Kupkanchanakul และ Suphaphat Kwonpongsagoon. "Nitrogen and Phosphorus Flow Analysis from Pig Farming in Bang Pakong Basin, Eastern Thailand". EnvironmentAsia  4 (2011):p27-32.</Chicago><MLA>Wallapa Kupkanchanakul และ Suphaphat Kwonpongsagoon. Nitrogen and Phosphorus Flow Analysis from Pig Farming in Bang Pakong Basin, Eastern Thailand. Thai Society of Higher Education Institutes on Environment:ม.ป.ท. 2011.</MLA></bibliography></xml>
