000 00274nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Dara, S.S."
245 0 _aEngineering Chemistry
260 _bS.Chand & Company
260 _c2008
365 _b390.00
942 _cBK
999 _c143128
_d143128