General proceedings : 28th International Geological Congress, Washington, D.C. USA July 9-19, 1989
Prepared by Bruce B. Hanshaw Secretary-General, 28th IGC
Bok Engelsk 1990 International Geological Congress,· Konferanser
| Utgitt | Reston , 1990
|
|---|---|
| Omfang | vi, 101 s.
|
| Emner | |
| Sjanger |
