Originally published in Ellery Queen's Mystery Magazine, February 1963
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| December 1983 |
|
Computer Crimes and Capers | Academy Chicago | Anthology | 5 |
| December 1983 | Computer Crimes and Capers | Academy Chicago | Anthology | ||
| March 1986 |
|
Computer Crimes and Capers | Penguin Books | Anthology | 13 |