000 00483nam a2200229Ia 4500
008 240107s9999 xx 000 0 und d
020 _a9.78935E+12
082 _a660 PAL
082 _bPAL
100 _aPALANNA O G
245 0 _aENGINEERING CHEMISTRY
245 0 _aENGINEERING CHEMISTRY
250 _n2nd
260 _aNEW DELHI
260 _bMGH
260 _c2017
300 _a868
365 _b650
650 _aCHEMISTRY
650 _bCHEMISTRY
942 _cREF
999 _c17175
_d17175