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- 2015년 7월 14일 (화) 05:50 (차이 | 역사) . . (+4,757) . . 새글 StoufferWilford979 (새 문서: One of the essential axioms of dog training is the principle of conditioned response. The idea is that you are able to put up your dogs environment in such a way that it learns to aba...) (최신)
