000 00283nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Sekhar, G.C."
245 0 _aUnit operation in chemical engineering
260 _bPearson
260 _c2005
365 _b195.00
942 _cBK
999 _c141995
_d141995