Ruud Haak
- Auteur
Boeken van Ruud Haak
Resi Gerritsen
Ruud Haak
K9 Schutzhund Training
Using proven methods rooted in classical and operant conditioning, Dr. Resi Gerritsen and Ruud Haak, world-renowned specialists in training working dogs, have developed this practical and positive Schutzhund training program.
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Resi Gerritsen
Ruud Haak
The Labrador Retriever
Everything you need to know about one of the world's most versatile working dogsAnyone who owns or works with Labrador Retrievers knows they are a special breed.
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Resi Gerritsen
Ruud Haak
K9 Professional Tracking
A well-trained tracking dog can be the deciding factor that determines success in both criminal investigations and search-and-rescue operations. When the stakes are high, demanding the highest level of performance from your K9, you need training methods relied upon by police forces and SAR teams around the world.
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