Cowan, B. O. (1919). Record of shorthorn prize winners. American Shorthorn Breeders' Association.
Chicago Style (17th ed.) CitationCowan, Bryant O. Record of Shorthorn Prize Winners. Chicago: American Shorthorn Breeders' Association, 1919.
MLA (8th ed.) CitationCowan, Bryant O. Record of Shorthorn Prize Winners. American Shorthorn Breeders' Association, 1919.
Warning: These citations may not always be 100% accurate.