APA (7th ed.) Citation

Johnsen, F. A. (2000). B-17 Flying Fortress: The symbol of Second World War air power. McGraw-Hill.

Chicago Style (17th ed.) Citation

Johnsen, Frederick A. B-17 Flying Fortress: The Symbol of Second World War Air Power. New York: McGraw-Hill, 2000.

MLA (9th ed.) Citation

Johnsen, Frederick A. B-17 Flying Fortress: The Symbol of Second World War Air Power. McGraw-Hill, 2000.