APA-Zitierstil (7. Ausg.)

Clements, W. H. (1999). Towers of strength: The story of the Martello towers (1. publ.). Leo Cooper.

Chicago-Zitierstil (17. Ausg.)

Clements, William H. Towers of Strength: The Story of the Martello Towers. 1. publ. Barnsley: Leo Cooper, 1999.

MLA-Zitierstil (9. Ausg.)

Clements, William H. Towers of Strength: The Story of the Martello Towers. 1. publ. Leo Cooper, 1999.