APA (7th ed.) Citation

Roskill, S. W. (1977). Churchill and the admirals. Collins.

Chicago Style (17th ed.) Citation

Roskill, Stephen Wentworth. Churchill and the Admirals. London: Collins, 1977.

MLA (8th ed.) Citation

Roskill, Stephen Wentworth. Churchill and the Admirals. Collins, 1977.