The Analog versions is said to be shorter than the Indistinguishable from Magic version.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 1983 |
|
Analog Science Fiction/Science Fact, August 1983 | Davis Publications | MAGAZINE | 78 |
| September 1995 |
|
Indistinguishable from Magic | Baen Books | Collection | 267 |