Afblijven of ik bijt by Jean Donaldson
Blafgedrag van honden by Jean Donaldson
Honden Cultuur by Jean Donaldson
Kalmerende signalen by Turid Rugaas
Barking-the sound of language by Turid Rugaas
The cautious canine by Patricia B. McConnell
The other end of the leash by Patricia B. McConnell
The Dog Listener by Jan Fennell
