| 000 | 00393 a2200133 4500 | ||
|---|---|---|---|
| 008 | 141010b1976 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9780070554474 | ||
| 082 | _aCH500 | ||
| 100 | _aSchneider, Herman | ||
| 245 |
_aHow scientists find out : _babout matter time space energy / _cHerman Schneider |
||
| 260 |
_aNew York : _bMcGraw Hill Book Co, _c1976. |
||
| 300 | _a133p. | ||
| 650 | _aScience | ||
| 999 |
_c10434 _d10434 |
||