Perry Rhodan Leserkontaktseite (Perry Rhodan #7)
From Author Wars - https://authorwars.com/books/perry-rhodan-leserkontaktseite-perry-rhodan-7-2265683.html
Overview:
Editions/Publications:
- 1977 . Perry Rhodan, #7: Invasion aus dem All (1977, W. Voltz, Pabel-Moewig, DM 1.50, 68 pages, digest, MAGAZINE)