Escape from Planet X

From Author Wars - https://authorwars.com/books/escape-from-planet-x-2498467.html

Overview:

Title: Escape from Planet X
Author: uncredited
Year: 1966
Type: Essays

Editions/Publications:

Unknown. The Dr Who Annual (1967) (Unknown, uncredited, World Distributors, 10/6, 93 pages, Hardcover, Anthology)