| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1962 |
|
Operation Terror | Berkley Medallion | Novel | 5 |
| January 1964 |
|
Urania #325 | Mondadori | MAGAZINE | 3 |
| October 1964 |
|
Terrorstrahlen | Moewig | Novel | 3 |
| 1968 |
|
A Murray Leinster Omnibus | Sidgwick & Jackson | Omnibus | |
| 1968 |
|
Operation Terror | Tandem | Novel | 5 |
| May 1973 |
|
Science Fiction Special (7) | Sidgwick & Jackson | Omnibus | |
| June 1973 |
|
Millemondi 1973: Tre Romanzi completi di Murray Leinster | Mondadori | Omnibus | 131 |
| February 2006 | Operation Terror | Project Gutenberg | Novel | ||
| March 2006 |
|
Operation Terror | Wildside Press | Novel | |
| July 2006 |
|
Operation Terror | IndyPublish.com | Novel | |
| January 2009 |
|
Operation Terror | LibriVox | Novel | |
| May 2010 |
|
Operation Terror with Long Ago, Far Away | Resurrected Press | Collection | 1 |
| March 2012 |
|
The Murray Leinster Megapack | Wildside Press | Omnibus | |28 |
| May 2013 |
|
The Sinister Invasion / Operation Terror | Armchair Fiction | Anthology | |
| July 2013 |
|
Operation Terror | Spastic Cat Press | Novel | |
| February 2015 |
|
Operation Terror | Sci-Fi Publishing | Novel | |
| November 2015 |
|
The First Murray Leinster Megapack ® | Wildside Press | Omnibus | |23 |
| February 2017 |
|
Murray Leinster Collection: Volume 2 | Eternal Sun Books | Omnibus | 241 |
| December 2018 |
|
Sci-Fi Ultimate Collection | Musaicum Books / OK Publishing | Omnibus | |155 |
| December 2018 |
|
Sci-Fi Boxed Set: 160+ Space Adventures, Lost Worlds, Dystopian Novels & Apocalyptic Tales | Musaicum Books | Omnibus | |155 |
| September 2019 |
|
Operation Terror | Gateway / Orion | Novel | |
| March 2022 |
|
Operation Terror | Bibliotech Press | Novel |