TY - BOOK AU - Hayes, Jack, ed. ED - U.S. Department of Agriculture. TI - Animal health: livestock and pets U1 - R 636.08905 21st ed. PY - 1984/// CY - Washington, D.C. PB - U.S. Government Printing KW - Agriculture KW - Animal health KW - Livestock KW - Pets KW - Vaterinary medicine ER -