APA (7th ed.) Citation

United States. Bureau of Animal Industry. Purebred sires and flock improvement. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Animal Industry. Purebred Sires and Flock Improvement. Washington: U.S. GPO.

MLA (9th ed.) Citation

United States. Bureau of Animal Industry. Purebred Sires and Flock Improvement. U.S. GPO.

Warning: These citations may not always be 100% accurate.