TY  - BOOK
AU  -  Tizard,Ian R.
TI  -  Veterinary immunology : :  an introduction / 
SN  -  0721620981
U1  -  636.0896079 TIZ 
PY  - 1987///
CY  -  Philadelphia : 
PB  -  Saunders, 
KW  -  Veterinary immunology
N1  -  Includes bibliographical references and index
ER  -