Essay ends with "Oxford, November 2008".
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 2009 |
|
The Complete Cosmicomics | Penguin Books | Omnibus | vii |
| May 2010 |
|
The Complete Cosmicomics | Penguin Books | Omnibus | vii |
| September 2011 |
|
The Complete Cosmicomics | Penguin Books | Omnibus | |0.7 |
| September 2014 |
|
The Complete Cosmicomics | Houghton Mifflin Harcourt | Omnibus | vii |
| September 2015 |
|
The Complete Cosmicomics | Mariner Books | Omnibus | |1 |