| 000 | 00418nam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 240910b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 025.5:5(73) _bK1 |
||
| 245 | _aSpecialized science information services in the United States | ||
| 260 |
_aWashington, D.C.: _bOffice of Science Information Service, _c1961 |
||
| 300 | _a528p. | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c66696 _d66696 |
||