Glossary of geology
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Alexandria,USA
American Geological Institute
1997
|
| Rhifyn: | 4th ed. |
| Pynciau: |
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Alexandria,USA
American Geological Institute
1997
|
| Rhifyn: | 4th ed. |
| Pynciau: |