by Murray Leinster
In addition to its stand-alone volume, this title was published in the follow books. It can be rated independently of any volumes containing it.
A Murray Leinster Omnibus (1968)
Omnibus, 144 pages
Science Fiction Special (7) (1973)
by uncredited
Omnibus, 428 pages
Operation Terror with Long Ago, Far Away (2010)
Collection, 306 pages
The Murray Leinster Megapack (2012)
Omnibus
The Sinister Invasion / Operation Terror (2013)
by Gregory Luce
Anthology, 216 pages
Murray Leinster Collection: Volume 2 (2017)
Omnibus, 544 pages
Sci-Fi Ultimate Collection (2018)
