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020 _a8131801993
020 _a9788131801994
040 _aUPES LIBRARY
_bEnglish
082 _a540
_bPAH
100 _aPahari, A
_97313
245 _aEngineering chemistry
260 _aNew Delhi
_bFirewal Media
_c2010
300 _axx, 739p.
650 _aChemistry
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650 _aEngineering chemistry
_97391
700 _aChauhan, B
_97392
942 _cGG
999 _c19891
_d19891