| 000 | 003210000a22001210004500 | ||
|---|---|---|---|
| 008 | 140223b1981 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEnglish | ||
| 100 | _a:UNESCO:IGCP | ||
| 245 | _aGEOLOGICAL CORRELATION NO9:REPORT OF THE IGCP,PARIS,JUNE,1981 | ||
| 260 |
_aPARIS _bUNESCO _c1981 |
||
| 650 |
_a _a |
||
| 906 | _a:UNESCO | ||
| 999 |
_c136263 _d136263 |
||