000 00258nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a547
_bRAJ
100 _aRaj K Bansal
245 0 _aOrganic reaction mechanisms
260 _aDelhi
_bTMH
_c1978
942 _cBK
999 _c31099
_d31099