000 00267nam a2200109Ia 4500
008 140917b1977 xxu||||| |||| 00| 0 eng d
082 _a639.5, GOR
100 _aR F Gordon
245 _aPoultry diseases
260 _aLondon :
_bELBS,
_c1977
700 _aGordon, R F
999 _c190525
_d190525