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<xml><bibliography><APA>Pongpan Leelahakriengkrai และ Yuwadee Peerapornpisal. (2010) Diversity of Benthic Diatoms and Water Quality of the Ping River, Northern Thailand. &lt;i&gt;EnvironmentAsia&lt;/i&gt;, &lt;i&gt;3&lt;/i&gt;(1), p82-94.</APA><Chicago>Pongpan Leelahakriengkrai และ Yuwadee Peerapornpisal. "Diversity of Benthic Diatoms and Water Quality of the Ping River, Northern Thailand". EnvironmentAsia  3 (2010):p82-94.</Chicago><MLA>Pongpan Leelahakriengkrai และ Yuwadee Peerapornpisal. Diversity of Benthic Diatoms and Water Quality of the Ping River, Northern Thailand. Thai Society of Higher Education Institutes on Environment:ม.ป.ท. 2010.</MLA></bibliography></xml>
