1. The Complete Book of Dogs;American Kennel Club,1982
2. Classification of animal behavior problems;Borchelt;Vet. Clin. N. Am. Small Anim. Pract.,1982
3. Canine and Feline Behavioral Therapy;Hart,1985
4. Men, women and dogs;Katcher;Calif. Vet.,1983
5. Obedience is the first step to making a dog a good companion;Lewis;The Horse of Delaware Valley,1987