Krupenikov, I. (1992). History of soil science : from its: Inception to the present. Oxonian.
Chicago Style (17. basım) AtıfKrupenikov, I.A. History of Soil Science : From Its: Inception to the Present. New Delhi: Oxonian, 1992.
MLA (9th ed.) AtıfKrupenikov, I.A. History of Soil Science : From Its: Inception to the Present. Oxonian, 1992.
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