Smith, A. O. (1930). The American standard of perfection - Illustrated - A complete description of all recognized varieties of fowls: As revised by the American Poultry Association at its fifty-fourth annual meeting at springfield, Massachusetts nineteen hundred twenty-nine. Minnesota: The American Poultry Association.

Smith, A. O. The American Standard of Perfection - Illustrated - A Complete Description of All Recognized Varieties of Fowls: As Revised By the American Poultry Association At Its Fifty-fourth Annual Meeting At Springfield, Massachusetts Nineteen Hundred Twenty-nine. Minnesota: The American Poultry Association, 1930.

Smith, A. O. The American Standard of Perfection - Illustrated - A Complete Description of All Recognized Varieties of Fowls: As Revised By the American Poultry Association At Its Fifty-fourth Annual Meeting At Springfield, Massachusetts Nineteen Hundred Twenty-nine. Minnesota: The American Poultry Association, 1930.