000 00293nam a22001337a 4500
008 170529b xxu||||| |||| 00| 0 eng d
020 _a0471568968
041 _aeng
080 _a62
100 _a27
101 _aIM
245 _aPRINCIPLES OF UNIT OPERATIONS
_cFOUST,A.S
942 _2udc
_cBK
999 _c14838
_d14838