| 000 | 00402nam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 230731b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 | _aSelected mechanized scientific and technical information systems | ||
| 260 |
_aWashington: _bHerner & Company, _c1968 |
||
| 300 | _aiii, 143p. | ||
| 700 | _aOckerman, Anna E (Ed.) | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c56389 _d56389 |
||