| 000 | 00452nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230313b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 025.45 _bH3.1 |
||
| 245 |
_aUniversal decimal classification _c/ British Standards Institution |
||
| 250 | _a4th ed. | ||
| 260 |
_aLondon: _bBritish Standards Institution, _c1943 |
||
| 300 | _a91p. | ||
| 650 | _aLibrary science | ||
| 942 |
_2udc _cREF |
||
| 999 |
_c7929 _d7929 |
||