International Atomic Energy Agency. (1977). Soil organic matter studies. International Atomic Energy Agency.
Chicago-čujuhus (17. p.)International Atomic Energy Agency. Soil Organic Matter Studies. Viena: International Atomic Energy Agency, 1977.
MLA-čujuhus (9. p.)International Atomic Energy Agency. Soil Organic Matter Studies. International Atomic Energy Agency, 1977.
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