| 其他書名 | Illustrated Key to Ants Associated with Western Spruce Budworm |
| 出版 | U.S. Department of Agriculture, Forest Service, Cooperative State Research Service, 1985 |
| URL | http://books.google.com.hk/books?id=XJV-N9DGFEIC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |