000 00361cam a22001337a 4500
008 180718b1969 xxu||||| |||| 00| 0 eng d
082 _aI57 M832
100 _aMorris, J. Walker
245 _aPrinciples of work study
_cby J. Walker Morris
260 _aLondon
_bHeinemann
_c1969
300 _a130p.
650 _aMethods engineering
650 _aWork measurement
999 _c374413
_d374413