000 00356nam a2200145Ia 4500
005 20260413100316.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aChattopadhyay D
245 0 _a Unit Operations Of ChemicalEngineering
260 _bDelhi, Khanna Pub.
_c1996
300 _a1043
490 _v1
942 _cBB
999 _c147
_d147