000 00309nam a2200121Ia 4500
008 151205s9999||||xx |||||||||||||| ||und||
020 _c0
100 _aKALSI,P.S.
245 _aORGANIC REACTIONS AND THERE MACANISM
260 _bNEW AGE INTERNATIONAL
650 _aORGANIC REACTION MECHANISMS
942 _cBK
999 _c282098
_d282098