000 00358nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aHammer, B.W., Baker, M.P.
245 _aClassification of the strepto-coccus lactis group
260 _aIowa
_c1926
300 _a283-300 p.
440 _aIowa Agricultural Experiment
901 _a21917
942 _cB
_2udc
999 _c3726
_d3726