1. American Standard of Perfection, 1953. American Poultry Association, Inc., Atlanta, Georgia.
2. Genetics of the Fowl;Hutt,1949
3. Inheritance of plumage color and certain physiological characters in two varieties of the Polish Greenleg fowl;Kaufman;Mem. inst. nat. polonais econ. rurale Pulawy,1936
4. Genetics of secondary plumage patterns in the fowl;Kimball;Poultry Sci.,1953
5. Genetics of Birchen plumage pattern in the fowl;Kimball;Poultry Sci.,1954