APA (7th ed.) Citation

Gardner, R. (2012). A history of clocks in the Royal Air Force (Second hardback edition.). Circadian (UK) Ltd.

Chicago Style (17th ed.) Citation

Gardner, Robert. A History of Clocks in the Royal Air Force. Second hardback edition. [Doncaster]: Circadian (UK) Ltd, 2012.

MLA (9th ed.) Citation

Gardner, Robert. A History of Clocks in the Royal Air Force. Second hardback edition. Circadian (UK) Ltd, 2012.