000 00285nam a2200121Ia 4500
020 _a9788120345416
100 _aSinha AP
245 _aMass Transfer:Principles and Operations
260 _bPHI Learning
_aNew Delhi
_c2012
300 _axvi+672
700 _aParameswar De
942 _cBK
999 _c57664
_d57664