APA (7th ed.) Citation

Freeman, R. A. (1970). Boeing B-17G flying fortress. [Profile Publications].

Chicago Style (17th ed.) Citation

Freeman, Roger A. Boeing B-17G Flying Fortress. [Windsor, England]: [Profile Publications], 1970.

MLA (9th ed.) Citation

Freeman, Roger A. Boeing B-17G Flying Fortress. [Profile Publications], 1970.

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