Letter: SF oder Detektivroman?

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Overview:

Title: Letter: SF oder Detektivroman?
Author: Udo Völkermann
Year: 2001
Type: Essays

Editions/Publications:

2001 . Perry Rhodan, #2075: Die Shifting-Flotte (2001, Udo Völkermann, Pabel-Moewig, DM 3.00, 68 pages, digest, MAGAZINE)