Source | Date | Type | Role |
---|---|---|---|
The Tunnel Under the World | 1955-01 | ShortStory | Author |
Gateway | 1977 | Book | Author |
Power Play | 1979-04 | Essay | Author |
Foundations of Science Fiction: A Study in Imagination and Evolution | 1987-04 | Book | Foreword |
Homegoing | 1989-04 | Book | Author |