APA (7th ed.) Citation

Oliver & Ryan. (2003). Warplanes of the future. Salamander Books Ltd.

Chicago Style (17th ed.) Citation

Oliver and Ryan. Warplanes of the Future. London: Salamander Books Ltd, 2003.

MLA (8th ed.) Citation

Oliver and Ryan. Warplanes of the Future. Salamander Books Ltd, 2003.

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