- FREEDIVING - The Guide to 20 Meters: A Complete Manual for the 2nd Level of Free Diving
- Freediving - The Physiology: A Complete Guide for the 3 Levels of Freediving
- Freediving: The Story of Stathis Hatzis: And the History of Sponge - Fishing Freedivers in Greece
- Freediving - The Guide for the First 10 Meters: A Complete Manual for the 1st Level of Freediving
- Eleftheri Katadisi: O Exoplismos: Enas Pliris Odigos Tou Exoplismou Ton 3 Epipedon Eleftheris Katadisis








