| 000 | 00509nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230221b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 002:681.3].003.1(4) _bL6 |
||
| 245 |
_aInformation economics _c/ EUSIDIC |
||
| 260 |
_abelgrave square: _bAslib, _c1976 |
||
| 300 | _av, 115p. | ||
| 490 |
_aEuropean user series _v2 |
||
| 650 | _aInformation science | ||
| 653 | _aEconomics | ||
| 653 | _aInformation service | ||
| 942 |
_2udc _cREP |
||
| 999 |
_c2669 _d2669 |
||