Leeson, Steven. Broiler breeder production / by Steven Leeson and John D. Summers. - Guelph, Ont. : University Books, 2000. - 340 p. : ill. ; 24 cm. ISBN: 0969560036 Subjects--Topical Terms: Broilers (Chickens)Poultry--Breeding. LC Class. No.: SF492 / .L445