The Merck veterinary manual :

The Merck veterinary manual : a handbook of diagnosis, therapy and disease prevention and control for the veterinarian / Editado por Clarence M. Fraser, et al. - 7th ed. - Rahway, New York: Merck, 1991 - xxxii, 1832 p. tbls.

1993imp.
-ISBN:911910557

Universidad del Salvador - Buenos Aires - Argentina