000 00356nam a2200169Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a540
100 _aPalanna O G
245 0 _aEngineering chemistry
260 _aNew Delhi
260 _bMcgraw Hill
260 _c2021
365 _b12442
650 _aCHEMISTRY
942 _cEB
999 _c12969
_d12969