- Listenly
- Public Library
- Project Gutenberg
- War, Maritime (International law)
War, Maritime (International law) — Audiobooks

Der Tatbestand der Piraterie nach geltendem Völkerrecht
by Paul Stiel

The Laws of War, Affecting Commerce and Shipping
by H. Byerley (Henry Byerley) Thomson

Die Piraterie. Beiträge zum internationalen Seerecht
by Paul Stiel