The Closed Worlds
| First published | 1968 |
|---|---|
| Series | Starwolf #2 |
| Publisher | Ace Books |
| Format | Paperback |
| Type | Novel |
| Catalog ID | G-701 |
| Cover art | Jack Gaughan |
| Pages | 157 |
| Price | $0.50 |
• © 1968 No other date, publication, printing or number line
• Cover painting and frontispiece by Jack Gaughan on copyright page, cover is not visibly signed, frontispiece has his initials
| Year | Reviewer | Publication |
|---|---|---|
| 1968 | P. Schuyler Miller | Analog Science Fiction -> Science Fact, September 1968 |
| Title | Year | Publisher | Format | Type | Catalog ID | Cover Artist | Pages | |
|---|---|---|---|---|---|---|---|---|
| The Closed Worlds | 2008 | Baen Books | eBook | Novel | ||||
| The Closed Worlds |
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2012 | Gateway / Orion | eBook | Novel | |||
| The Closed Worlds |
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2017 | Audible Studios on Brilliance Audio | audio MP3 CD | Novel |