Thomson, L., & Troeh, F. (1957). Soils and soil fertility (3.). Tata Mcgraw hill publishing company Ltd.
Chicago Edition CitationThomson, L.M, i F.R Troeh. Soils and Soil Fertility. 3. New Delhi: Tata Mcgraw hill publishing company Ltd, 1957.
Cita MLAThomson, L.M, i F.R Troeh. Soils and Soil Fertility. 3. Tata Mcgraw hill publishing company Ltd, 1957.
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