000 00333nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aMartin, H.M.
245 _aCommon intestinal roundworm of swine
260 _aLincoln
_c1922
300 _a1-11 p.
440 _aNebraska Agricultural Experim
901 _a25711
942 _cB
_2udc
999 _c4910
_d4910