APA (7th ed.) Citation

Hough, R. A. (1999). Naval battles of the twentieth century (1. publ. in Great Britain.). Constable.

Chicago Style (17th ed.) Citation

Hough, Richard Alexander. Naval Battles of the Twentieth Century. 1. publ. in Great Britain. London [u.a.]: Constable, 1999.

MLA (9th ed.) Citation

Hough, Richard Alexander. Naval Battles of the Twentieth Century. 1. publ. in Great Britain. Constable, 1999.