McKee, W. M. (1913). South African sheep and wool. T.M. Miller.
Lua i Stíl Chicago (17ú heag.)McKee, W. M. South African Sheep and Wool. Cape Town: T.M. Miller, 1913.
Lua MLA (8ú heag.)McKee, W. M. South African Sheep and Wool. T.M. Miller, 1913.
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