000 00268nam a2200109Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aMukarjee&Amp; Singh S P
245 0 _aReaction Mechanism In Chemistry
260 _bMacmillan
_c1984
300 _a553p
942 _cBK
999 _c2701
_d2701