| 000 | 00457nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 220407s9999 xx 000 0 und d | ||
| 020 | _a0070792925 | ||
| 040 | _cATVERC | ||
| 050 | _aQ 121 .M34 1987 V.20 | ||
| 245 | 0 | _aMcgraw-hill encyclopedia of science and technology, volume 20 | |
| 260 |
_aNew York _bMcGraw-Hill, Inc. _c1987 |
||
| 300 |
_a624 p. ; 27.5 cm. _c27 cm |
||
| 500 | _aIncludes index | ||
| 650 | _aScience and Technology | ||
| 999 |
_c17251 _d17251 |
||