| 000 | 00370nam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 230918b |||||||| |||| 00| 0 eng d | ||
| 022 | _a0303-3899 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 | _aEducational documentation and information | ||
| 260 |
_aParis: _bUnited Nations Educational, Scientific and Cultural Organization, |
||
| 942 | _cCR | ||
| 999 |
_c61146 _d61146 |
||