Não informado. (2020). American Breeds. American Charbray Breeders Association.
Chicago-viite (17. p.)Não informado. American Breeds. San Antonio, Tex: American Charbray Breeders Association, 2020.
MLA-viite (8. p.)Não informado. American Breeds. American Charbray Breeders Association, 2020.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.