Animal Poison Control Center
The Merck Veterinary Manual
American Kennel Club
Agility Junkies
American White Shepherd Association
Apex Agility
For Your Canine Inc.
CAR-DUN-AL Obedience Dog Training Club
German Shepherd Dog Training Club of Chicago, Inc
German Shepherd Dog Training Club of America
Heartland Animal Shelter
Rand Park Dog Training Club
Roy Jones Dog Shows
Topline German Shepherd Dog Club of Illinois, Inc
Working Dogs