Wyllie, J. (1953). Farming records accounts. Buttersworth Scientific Publications.
Lua i Stíl Chicago (17ú heag.)Wyllie, James. Farming Records Accounts. London: Buttersworth Scientific Publications, 1953.
Lua MLA (9ú heag.)Wyllie, James. Farming Records Accounts. Buttersworth Scientific Publications, 1953.
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