| 000 | 00537 a2200157 4500 | ||
|---|---|---|---|
| 080 |
_a025.4 _bU 58 |
||
| 245 | 1 | _aUniversal Decimal Classification | |
| 250 | _a4th International edn. | ||
| 260 |
_aLondon _bBritish Standards Institution _c1972 |
||
| 650 | _aUniversal Decimal Classification | ||
| 700 | _aBritish Standards Institution | ||
| 500 | _aU.D.C. 68/681.4; Finished articles in general, precision mechanisms, horology, instrumentation, data processing, optical apparatus | ||
| 100 |
_a _d |
||
| 300 | _a32 p. | ||
| 901 | _a154691 | ||
| 999 |
_c58880 _d58880 |
||