000 00308nam a2200181 4500
020 _a
082 _a541.28 PRA/Q
100 _aR.K.Prasad
245 _aQuantum chemistry
250 _a
260 _a
_b
300 _a566p
_c
500 _a
505 _a
650 _a
700 _a
942 _cBK
999 _c31584
_d31584