The development of geological studies in the Grand Canyon /
| Príomhúdar: | |
|---|---|
| Corporate Authors: | , |
| Formáid: | Conference Proceeding Leabhar |
| Teanga: | English |
| Foilsithe: |
Philadelphia :
Department of Malacology, Academy of Natural Sciences of Philadelphia,
1989.
|
| Sraith: | Tryonia ;
no. 17. |
| Ábhair: |