| 000 | 00299nam a2200109Ia 4500 | ||
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| 008 | 220714s9999 xx 000 0 und d | ||
| 020 | _a0 07 909206 3 | ||
| 082 | _aRef 503 MAC | ||
| 100 | _aNo author, editors only | ||
| 245 | 0 | _aMcGraw-Hill Encyclopedia of Science & Technology Vol 18 | |
| 942 |
_cBK _w561 _xJohn Tresidder _y561 _zJohn Tresidder |
||
| 999 |
_c720352 _d720351 |
||