Commonwealth Bureau of Soil Science & Commonwealth Agricultural Bureaux. (1947). Technical communication. Commonwealth Agricultural Bureau.
Lua i Stíl Chicago (17ú heag.)Commonwealth Bureau of Soil Science agus Commonwealth Agricultural Bureaux. Technical Communication. Farnham Royal, Eng.: Commonwealth Agricultural Bureau, 1947.
Lua MLA (8ú heag.)Commonwealth Bureau of Soil Science agus Commonwealth Agricultural Bureaux. Technical Communication. Commonwealth Agricultural Bureau, 1947.
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