"The Ins and Outs of Pedigree Analysis, Genetic Diversity, and Genetic Disease Control,"Jerold S. Bell. D.V.M. (http://sirusdog.com/bell/htm)

GENETICS OF THE DOG, Malcolm B. Willis (Howell, 1989).

CONTROL OF CANINE GENETIC DISEASE, George A. Padgett, DVM (Howell, 1998).

MEDICAL & GENETIC ASPECTS OF THE PUREBRED DOG Clark & Stainer (Forum, 1994).

BORN TO WIN, Patricia Craige (Doral Publishing, 1997).

BREEDING BETTER DOGS, C.L. Battaglia, Ph.D. (BEI Publishing, 4th Ed. 1986).

The Natural History of Inbreeding & Outbreeding, edited by Nancy Wilsem Thornhill. U.Chicao Press, 1993.

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