Skaith!

From Author Wars - https://authorwars.com/publications/skaith-407974.html

Overview:

Title: Skaith!
Author: Leigh Brackett
Year: 1977
Publisher: Libra Editrice
Price: Lit 6,500
Pages: 582
Binding: Hardcover
Type: Omnibus
Title Reference: I lupi di Skaith
Notes:
"Skaith!" is an original Italian omnibus. Contains the following novels, translated by Ugo Malaguti:
• The Hounds of Skaith as "I lupi di Skaith"
• The Reavers of Skaith as "I predoni di Skaith"
Data from http://www.fantascienza.com