United States. Bureau of Animal Industry. (1943). Changes in National Poultry Improvement Plan. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Animal Industry. Changes in National Poultry Improvement Plan. [Washington]: [s.n.], 1943.
MLA (9th ed.) CitationUnited States. Bureau of Animal Industry. Changes in National Poultry Improvement Plan. [s.n.], 1943.
Warning: These citations may not always be 100% accurate.