| Author | James Blish |
| Copyright Holder | James Blish |
| Imprint | Arrow Books, Arrow Books Ltd |
| Publisher | Hutchinson Publishing Group |
| First Published by | Faber & Faber |
| Format | Paperback |
| Language | English |
| Location | UK |
| Copyright | 1957 |
| Copyright | 1973 |
| Copyright | 1975 |
| First Printing in Country | 1975 |
| This Edition Published | 1976 |
| Pages / Font | 112 pages |
| ISBN | 0 09 913220 6 |
| Price | 45p U.K. |
| Price | $1.40 Australia |
| Price | $1.20 New Zealand |
| Price | 50c Malta |
| Price | $1.75 Canada |
Added by Supernaut1970