The genetic connection :   a guide to health problems in purebred dogs/ 
Ackerman,Lowell. 
 - Lockwood,Colorado:  American Animal Hospital Association,  c1999. 
 - xiv,278 p.:  ill.;  27 cm. 
<br/><br/><label>ISBN: </label>094151933 
<br/><br/><label>LC Class. No.: </label>SF56.6  / .A27 1999