Nông nghiệp

• Disease of cattle = A text and feference work .
• Reflection on research and the future of medicine .
• Howard Jay Milks
• Embert H. Coles
• Embert H. Coles Veterinary clinical pathology
• R.D. Radeleff
• Hans Zinsser
• Edward A. Benbrook
• Howard W. Dunne
• Carl R. Noller
• Benenson Abram S
• Berrier H.H
• Berrier H.H
• Planning your animal hopital .
• Paul G. Stecher
• Martin Frobisher
• Herbert H. Roos
• Sollmann, Torald
• The year book of veterinary medicine. Vol. 1
• William D. Carlson