APA-referens (7:e uppl.)

Killen, J. (2003). The Luftwaffe: A history. Pen & Sword Military Classics.

Chicago-referens (17:e uppl.)

Killen, John. The Luftwaffe: A History. South Yorkshire, England: Pen & Sword Military Classics, 2003.

MLA-referens (9:e uppl.)

Killen, John. The Luftwaffe: A History. Pen & Sword Military Classics, 2003.