Schiavi degli invisibili

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Overview:

Title: Schiavi degli invisibili
Author: Eric Frank Russell
Year: 1978
Publisher: Editrice Nord
Price: Lit 3,500
Pages: vi+220
Binding: Hardcover
Type: Novel
Title Reference: Schiavi degli invisibili
Notes: Sinister Barrier was translated by Roberta Rambelli as "Schiavi degli invisibili"
Data from http://www.fantascienza.com