APA (7th ed.) Citation

Hughes, A. (1991). The causes of the English Civil War (1. publ. in the United States of America.). St. Martin's Press.

Chicago Style (17th ed.) Citation

Hughes, Ann. The Causes of the English Civil War. 1. publ. in the United States of America. New York: St. Martin's Press, 1991.

MLA (9th ed.) Citation

Hughes, Ann. The Causes of the English Civil War. 1. publ. in the United States of America. St. Martin's Press, 1991.