• German Shepherd Dog Club of America WDA
• Verein für Deutsche Schäferhunde e.V.
• USA Schutzhund
• USA Schutzhund Northeastern Region Website
• Federation Cynologique Internationale
• American Working Dog Federation

• Federation American Bulldog
• Cane Corso Club of America
• Society in America for Cane Corso Italiano
• North American Working Bouvier Association
• The American Bouvier des Flandres Club

• Dobermann-Verein e.V.
• American Dobermann Association
• Doberman Pinscher Club of America
• United Doberman Club

More links to come, this is a work in progress...

• GSDCA-WDA Governing Rules and Regulations
• WDA Trial Rules
• IPO Rules From FCI
• VPG Rules from DVG
• BH Rules
• BH Written Exam

• Wallace Payne: Comprehensive Working Dogs
• Hallmark K9 Equipment