| 000 | 00356nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 211215s9999 xx 000 0 und d | ||
| 040 | _cJayakar Knowledge Resource Centre | ||
| 100 | _aHawkins, R. R. | ||
| 245 | 0 | _aScientific, Medical and Technical Books | |
| 250 | _a2 | ||
| 260 |
_bNational Academy of Sciences . _aWashington, U. S. A. _c1958 |
||
| 942 | _c1 | ||
| 999 |
_c48325 _d48325 |
||