In eigener Sache (Perry Rhodan #1100)

From Author Wars - https://authorwars.com/books/in-eigener-sache-perry-rhodan-1100-2105753.html

Overview:

Title: In eigener Sache (Perry Rhodan #1100)
Author: Kurt Mahr
Year: 1982
Type: Essays
Series: Perry Rhodan Computer
Number in Series: 326

Variant Titles:

1982. In eigener Sache (Perry Rhodan #1100)