England: Luftseh1aeht 1940 I 57.742 Wood, Derek.-Derek Wood & Derek ~empster. The narrow Margin. The battle of Britain and the rise of air power 1930-40. ([Mit] illustr. u. maps.) -New York [usw.J: Me 80 Graw4Iill (1961). 536 S. Bibliographie S. 515-17.