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<xml><bibliography><APA>Sunthorn Poolpipatana และ N.V. Hue. (1993) Comparative Tolerance of Tropical Green Manures to Toxicity in Acid Sulfate Soils. &lt;i&gt;Thai Agricultural Research Journal&lt;/i&gt;, &lt;i&gt;11&lt;/i&gt;(2), 73-85.</APA><Chicago>Sunthorn Poolpipatana และ N.V. Hue. "Comparative Tolerance of Tropical Green Manures to Toxicity in Acid Sulfate Soils". Thai Agricultural Research Journal  11 (1993):73-85.</Chicago><MLA>Sunthorn Poolpipatana และ N.V. Hue. Comparative Tolerance of Tropical Green Manures to Toxicity in Acid Sulfate Soils. Department of Agriculture:ม.ป.ท. 1993.</MLA></bibliography></xml>
