Yazar
jay r lorenz
3 cilt bulundu.
Cilt sonuçları
Raising and training a livestock-guarding dog
Jay R. Lorenz · Oregon State University Extension Service
Sayfa sayısı yok · 1986
Sheep dogs / Training
Introducing livestock-guarding dogs
Jay R. Lorenz · Extension Service, Oregon State University
Sayfa sayısı yok · 1985
Sheep dogs / Predatory animals / Working dogs / Control