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_a503 _bM178 |
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| 100 | _a | ||
| 245 | 1 | _aMCGRAW-HILL ENCYCLOPEDIA OF SCIENCE AND TECHNOLOGY | |
| 260 |
_a _b _c1960 |
||
| 300 | _a15, | ||
| 650 | _aScience. Dictionaries | ||
| 650 | _aTechnology. Dictionaries | ||
| 964 | _gCIRC | ||
| 997 | _a4816 C | ||
| 999 |
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||