000 00283nam a22001217a 4500
020 _a9788178800660
082 _a547
_bROS.P
100 _aRosenberg
245 _aProblems in Organic Chemistry/
260 _aNew Delhi:
_bRajat Publications,
_c2020.
300 _a238p.
942 _cBK
999 _c694167
_d694167