APA (7th ed.) Citation

Gilbert, M. (2003). The Routledge atlas of British history (Third edition.). Routledge.

Chicago Style (17th ed.) Citation

Gilbert, Martin. The Routledge Atlas of British History. Third edition. London ; New York: Routledge, 2003.

MLA (9th ed.) Citation

Gilbert, Martin. The Routledge Atlas of British History. Third edition. Routledge, 2003.