| 000 | 00336cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1940 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aT83 Sh92 | ||
| 100 | _aShumard F.W. | ||
| 245 |
_aA primer of time study _cby F.W. Shumard |
||
| 260 |
_aNew York _bMcGraw- Hill Book Company, Inc. _c1940 |
||
| 300 | _axi, 519p. | ||
| 650 | _aTime study | ||
| 999 |
_c435161 _d435161 |
||