Não informado. (2020). American Breeds. American Charbray Breeders Association.
Lua i Stíl Chicago (17ú heag.)Não informado. American Breeds. San Antonio, Tex: American Charbray Breeders Association, 2020.
Lua MLA (8ú heag.)Não informado. American Breeds. American Charbray Breeders Association, 2020.
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