| 其他書名 | A Summary of Cloud Seeding Activities Conducted Over the Cowlitz-Nisqually Drainage in Washington During the Period 25 March 1977 Through 30 June 1977 |
| 出版 | Atmospherics Incorporated, 1977 |
| URL | http://books.google.com.hk/books?id=f3EfzFgAO-AC&hl=&source=gbs_api |