Claves caninasde David AldertonMateriasDogsBehaviorPsychologyAnimal intelligenceHuman-animal relationshipsChiensMœurs et comportementPsychologieAnimauxIntelligenceRelations homme-animalPerrosEdiciones (1)Claves caninas (2012)Altea · español · ISBN 9786071119476Más obras de David AldertonA birdkeeper's guide to parakeets1998Discovery - The Sea (Discovery)A birdkeeper's guide to pet birds