APA (7th ed.) Citation

Campbell, A. E. (1960). Great Britain and the United States, 1895-1903. Longmans.

Chicago Style (17th ed.) Citation

Campbell, A. E. Great Britain and the United States, 1895-1903. London: Longmans, 1960.

MLA (9th ed.) Citation

Campbell, A. E. Great Britain and the United States, 1895-1903. Longmans, 1960.