APA (7th ed.) Citation

Johnson, R. (2003). British imperialism. Palgrave Macmillan.

Chicago Style (17th ed.) Citation

Johnson, Robert. British Imperialism. New York: Palgrave Macmillan, 2003.

MLA (9th ed.) Citation

Johnson, Robert. British Imperialism. Palgrave Macmillan, 2003.