| 000 | 00403cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1961 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aR143x73 Un3l | ||
| 245 |
_aLong range demand for scientific and technical personnel: a methodological study _cby National Science Foundation |
||
| 260 |
_aWashington _bU.S. Government Printing Press _c1961 |
||
| 300 | _a70p | ||
| 700 | _aU.S.A. National Science Foundation | ||
| 999 |
_c495755 _d495755 |
||