000 00409nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aCunningham, L.C., Wells, R.C.
245 _aChanges in commercial dairy farming central plain region, New York, 1954-1964
260 _aIthaca
260 _c1967
300 _a36 p.
440 _aNo. 1013; Cornell Agricultural
901 _pS15248
942 _cB
_2udc
999 _c117609
_d117609