National geographic's guide to the national parks of the United States
- Språk
- Engelska
| Förlag | År | Ort | Om boken | ISBN |
|---|---|---|---|---|
| National Geographic Society | 1992 | USA, Washington, D.C | 432 sidor. : col. ill. 22 cm. | 0-87044-885-4 |
| National Geographic Society | 1989 | USA, Washington, D.C | 432 sidor. : col. ill. 22 cm. | 0-87044-808-0 |