Labrador Breed Standards
Each country has it’s own Breed Standard for Labrador Retrievers. This website does a comparison of the variances within countries.
Canadian Labrador Breed Standard by the Canadian Kennel Club.
Excellent review and Canadian Interpretation of the CKC Labrador Retriever Breed Standard (30 pages).
Available from LRCC for $3.
AKC (American Kennel Club) Breed Standard
F.C.I.’s Breed Standard
The Kennel Club (U.K.) Breed Standard