Davidson, H. G., & Borein, E. (1974). Edward Borein - cowboy artist: The life and works of John Edward Borein 1872 - 1945 / Harold G. Davidson (1. Auflage.). Doubleday.
Čikaški stil citiranja (17. izdanje)Davidson, Harold G., i Edward Borein. Edward Borein - Cowboy Artist: The Life and Works of John Edward Borein 1872 - 1945 / Harold G. Davidson. 1. Auflage. Garden City, NY: Doubleday, 1974.
MLA način citiranja (8. izdanje)Davidson, Harold G., i Edward Borein. Edward Borein - Cowboy Artist: The Life and Works of John Edward Borein 1872 - 1945 / Harold G. Davidson. 1. Auflage. Doubleday, 1974.
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