000 00307nam a22001337a 4500
999 _c33591
_d33591
020 _a9789388818568
100 _aBansal,Raj K
245 _aHeterocyclic Chemistry
250 _a6th
260 _bNewage International
_c2020
_aNewage International
300 _a373 p.
546 _aEnglish
942 _cBK
_05