Special Forces World

Osprey Publishing

German Special Forces of World War II (Elite, 177)

Independently published

Delta Force: Inside the U.S. Army’s Secret Unit (Silent Warriors: Inside the World’s Elite Special Forces)

Frontline Books

Kommando: German Special Forces of World War Two

Independently published

Special Forces: Tales of Heroism from Around the World

Spellmount Publishers Ltd

The Encyclopedia of the World's Special Forces  

Osprey Publishing

World Special Forces Insignia: Not Including British, United States, Warsaw Pact, Israeli, or Lebanese Units (Elite, Band 22)

Mission Point Press

Giant Killers, War Heroes, and Special Forces Legends

Independently published

The KSK: Germany’s Highly Trained Special Forces (Silent Warriors: Inside the World’s Elite Special Forces)

Special Forces: Top 10 Military Special Forces Of The World (Navy Seals, Delta Force, SAS, Secret Missions, Special Force, Commandos Book 1) (English Edition)

Osprey Publishing

Italian Army Elite Units & Special Forces 1940–43