| 000 | 00450nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230316b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 347.788.1:002.6(100) _bL9 |
||
| 245 |
_aInternational copyright information centre _d/ UNESCO |
||
| 260 |
_aParis: _bUNESCO, _c1980 |
||
| 300 | _a65p. | ||
| 650 | _aInformation science | ||
| 653 | _aCopyright, International | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c10202 _d10202 |
||