000 00294nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aPostgate, J.R.
245 0 _aChemistry and biochemistry of nitrogen f
260 _cNIL
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c45935
_d45935