000 00330nam a22001217a 4500
040 _cSK
082 _a636
100 _aPUTT S.N.H
245 _aVeterinary epidemiology and economies in africa a manual for use in the design and appraisal of livestock health policy
260 _aENGLAND
_bPUT
_c1987
300 _a94p.
942 _cEK
999 _c8948
_d8948