Conflict in de Ruimte / Planetair Agent X

From Author Wars - https://authorwars.com/books/conflict-in-de-ruimte--planetair-agent-x-1590260.html

Overview:

Title: Conflict in de Ruimte / Planetair Agent X
Author: Mack Reynolds
Year: 1975
Type: Omnibuses

Editions/Publications:

Unknown. Conflict in de Ruimte / Planetair Agent X (Unknown, Mack Reynolds, Scala, ISBN-10: 9062210112, ƒ7.90, 314 pages, Paperback, Omnibus)