000 00294nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aPOSTGATE. J. R
245 0 _aChemistry & biochemistry of nitrogen fix
260 _cNIL
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c46166
_d46166