APA (7th ed.) Citation

Allen, H. C. (1964). The United States of America. Benn.

Chicago Style (17th ed.) Citation

Allen, H. C. The United States of America. London: Benn, 1964.

MLA (8th ed.) Citation

Allen, H. C. The United States of America. Benn, 1964.

Warning: These citations may not always be 100% accurate.