Pennsylvania Geology
Código CCN: 091799-0
| ISSN (Online): 0048-3214 |
| Country: Não informado |
| Publisher: Bureau of Topographic and Geologic Survey |
| Imprenta:
Harrisburg, Pa.:
Bureau of Topographic and Geologic Survey,
1969
|
| Numbering area: Vol. 1, No. (1969)-Vol. 38, No. 2/3 (summer/fall 2008) |