Full circle : the story of air fighting / J.E. Johnson. Johnson, J. E. World War, 1914-1918 Aerial operations. World War, 1939-1945 Aerial operations. Air warfare History. D600 .J63 2001 940.544 JOF Includes index. London : Cassell, 2001. 2001. 2001 Text ix, 290 p. : http://www.loc.gov/catdir/bios/orion051/2001430069.html http://www.loc.gov/catdir/description/ste022/2001430069.html eng Cassell military paperbacks.