Covers: Open Library
Covers: Open Library

An single-celled organism that is harmless on Earth terrorizes a research station in space.
| Format | Publisher | Year | ISBN |
|---|---|---|---|
| Edition | Wydawnictwo Albatros | 2015 | 9788379856534 |
| Edition · pol | Albatros | 2013 | 9788378856535 |
| Edition | HarperCollins | 2012 | 9780007804955 |
| Edition | Harper | 2011 | 9780007432424 |
| Paperback | HarperCollins Publishers Ltd | 2004 | 9780006513087 |
| Audiobook | Simon & Schuster Audio | 2002 | 9780743527583 |
| Audiobook | Sound Library | 2001 | 9780792799344 |
| Edition · ger | blanvalet | 2001 | 9783442353378 |
| Edition | Tandem Library | 2000 | 9780613363785 |
| Paperback | 2000 | 9780671016777 | |
| Paperback · spa | Emece Editores | 2000 | 9789500421324 |
| Edition | HarperCollins Publishers Ltd | 2000 | 9780002261241 |