| Introduction by | Frederik Pohl |
| Publisher | Ballantine Books |
| Format | Paperback |
| Language | English |
| Location | United States |
| This Edition Published | 1979 |
| Copyright | 1979 |
| Pages / Font | 238 pages |
| Introduction by | Frederik Pohl |
| Publisher | Ballantine Books |
| Format | Paperback |
| Language | English |
| Location | United States |
| This Edition Published | 1979 |
| Copyright | 1979 |
| Pages / Font | 238 pages |