00323nam a2200133Ia 450000500170000000800410001710000200005824500280007825000080010626000310011430000080014570000210015399900150017420260504100232.0260504s9999||||xx |||||||||||||| ||und||  ahirsh Dwight c. 0aVeterinary microbiology  a2nd  bBlackwell Publishingc2005  a536  aWalker Richard L  c2799d2799