000 003400000a22001210004500
008 150727t1967 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a621.7:003.083
_bP6
942 _cDI
100 _aPolon, D.D.
245 _aDictionary of industrial engineering abrevations :
_bsigns and symbols
260 _aNew York
_bOdyssey, P.
_c1967
999 _c12366
_d12366