
An envoy travels to a frozen world whose people have no fixed sex, and must learn to trust across a gulf of culture.
| Format | Publisher | Year | ISBN |
|---|---|---|---|
| Ebook | ACE | 2019 | 9781101665398 |
| Paperback | Gollancz | 2017 | 9781473221628 |
| Ebook | Orion Publishing Group | 2017 | 9781473221635 |
| Edition | Penguin Classics | 2016 | 9780143111597 |
| Edition | Ace Books | 2003 | 9780441478125 |
| Paperback | Ace | 2000 | 9780441007318 |
| Edition | Walker | 1994 | 9780802713025 |
| Edition | Orbit | 1992 | 9781857230741 |
| Audiobook | Random House Audio | 1985 | 9780871881120 |
| Edition | Ace Books | 1982 | 9780441478071 |
| Edition | Macdonald Futura | 1981 | 9780708880814 |
| Edition | Harper & Row | 1980 | 9780060125745 |