National Poultry Improvement Plan: 1992 directory of participants handling waterfowl, exhibition poultry, and game birds - United States. Animal; Plant Health Inspection Service. ([Hyattsville, Md.], U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, 1992)
https://www.biodiversitylibrary.org/bibliography/67541
Keywords: Breeding|Game and game-birds|Poultry|Poultry industry|United States|Waterfowl|