The Koehler method of guard dog training : an effective and authoritative guide for selecting, training and maintaining dogs in home protection and police, security, sentry, and military use

معرفی کتاب «The Koehler method of guard dog training : an effective and authoritative guide for selecting, training and maintaining dogs in home protection and police, security, sentry, and military use» نوشتهٔ William R. Koehler، منتشرشده توسط نشر Howell Book House Inc در سال 1974. این کتاب در فرمت pdf، زبان انگلیسی ارائه شده است.