| Original Language | English |
| First published | 1972-02 |
| Links | http://www.isfdb.org/cgi-bin/title.cgi?41368 |
| Notes | Novelette that appeared in <a href="/c/books/credit/84136/the-magazine-of-fantasy-science-fiction/">The Magazine of Fantasy & Science Fiction</a> February, 1972. © 1971 by <a href="/c/books/credit/107000/mercury-press-inc/">Mercury Press, Inc</a> Winner of Best Novelette Hugo Award and Nebula Award in 1973 |
Editions 1
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | The 1973 Annual World's Best SF | Hardback | English | New York, NY | 1973 |