000 00261nam a2200109Ia 4500
008 231221s9999 xx 000 0 und d
100 _aBANSAL , RAJ K.
245 0 _aHETEROCYCLIC CHEMISTRY
260 _bNEW AGE
_aN.D.
_c2023
300 _aXIV; 380P.
942 _cBK
999 _c10731
_d10731