North, Mack O. and Donald D. Bell. 1990. Commercial Chicken Production Manual. 4th Ed. New York: Chapman & Hall.
Leeson, Steve and John D. Summers. 2001. Scott’s Nutrition of the Chicken. University Books.
Aviagen’s Breeder and Broiler Manuals: http://en.aviagen.com/
Feedstuffs, Poultry Times, and other popular press publications
Poultry Science Journal; Journal of Applied Poultry Research