| 000 | 00471 a2200157 4500 | ||
|---|---|---|---|
| 020 | _a8186505156 | ||
| 082 |
_a503 _bENC |
||
| 245 | 1 | 0 |
_aEncyclopedia of scientific developments inventions and discoveries _cEdited by J. R. Ainsworth Davis |
| 260 |
_aNew Delhi: _bBhavan books & prints _c1996. |
||
| 300 | _b5 vols. set | ||
| 500 | _aHB | ||
| 546 | _aEng | ||
| 650 | 4 |
_aScience-Encyclopaedias _9174723 |
|
| 700 |
_aDavis, J. R. Ainsworth (ed.) _927931 |
||
| 942 | _cREF | ||
| 999 |
_c42064 _d42064 |
||