APA (7th ed.) Citation

Irons, R. (2009). The relentless offensive: War and Bomber Command 1939-1945. Pen & Sword Aviation.

Chicago Style (17th ed.) Citation

Irons, Roy. The Relentless Offensive: War and Bomber Command 1939-1945. Barnsley: Pen & Sword Aviation, 2009.

MLA (9th ed.) Citation

Irons, Roy. The Relentless Offensive: War and Bomber Command 1939-1945. Pen & Sword Aviation, 2009.

Warning: These citations may not always be 100% accurate.