| 000 | 00643nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230222b |||||||| |||| 00| 0 eng d | ||
| 020 | _a92-3-001228-9 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 002.6:5/6(4/9) _bL5 |
||
| 245 |
_aWorld guide to technical information and documentation services _c/ United Nations Educational, Scientific and Cultural Organization |
||
| 260 |
_aParis: _bUnited Nations Educational, Scientific and Cultural Organization, _c1975 |
||
| 300 | _a515P. | ||
| 650 | _aInformation science | ||
| 653 | _aDocumentation centre | ||
| 653 | _atechnical centre | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c3039 _d3039 |
||