| 000 | 00335nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 251112s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aCNCLSA | ||
| 100 |
_aProfessor R. B. Clark _92748 |
||
| 245 | 0 | _aNature | |
| 260 |
_cJanuary 7, 1972 _bMacmillan Journals Limited _aLondon |
||
| 300 | _aP. 1-448 | ||
| 300 | _bV. 235 | ||
| 942 | _cJRBV | ||
| 999 |
_c12930 _d12930 |
||