APA (7th ed.) Citation

Duval, G. R. (1974). American flying boats: A pictorial survey. Barton.

Chicago Style (17th ed.) Citation

Duval, Geoff R. American Flying Boats: A Pictorial Survey. London [u.a.]: Barton, 1974.

MLA (9th ed.) Citation

Duval, Geoff R. American Flying Boats: A Pictorial Survey. Barton, 1974.

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