Food and Agricultre Organization of the United Nations. (2007). Assessing soil contamination: A reference manual. Daya Publishing House/FAO, UN.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFood and Agricultre Organization of the United Nations. Assessing Soil Contamination: A Reference Manual. Daya Publishing House/FAO, UN, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFood and Agricultre Organization of the United Nations. Assessing Soil Contamination: A Reference Manual. Daya Publishing House/FAO, UN, 2007.
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