000 00393cam a22001217a 4500
008 180718b1970 xxu||||| |||| 00| 0 eng d
082 _aI5372 Sa14
100 _aSackman, H.
245 _aMan-computer problem solving: experimental evaluation of time sharing and batch processing
_cby H. Sackman
260 _aPrinceton
_bAuerbach
_c1970
300 _a272p.
650 _aElectronic data processing
999 _c353394
_d353394