000 00377nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e134737
_aMAIN
041 _aEnglish
082 _a546.711 S87S
100 _aOpen university
245 0 _aSystems Chemistry nitrogen fixation
260 _aMilton Keynes
_bOpen University Press
_c1977
300 _a42p p.
942 _cBK
999 _c188488
_d188488