APA (7th ed.) Citation

Hobson, J. A., & Siegelman, P. (1965). Imperialism: A study. University of Michigan Press.

Chicago Style (17th ed.) Citation

Hobson, John Atkinson, and Philip Siegelman. Imperialism: A Study. Ann Arbor, Michigan: University of Michigan Press, 1965.

MLA (9th ed.) Citation

Hobson, John Atkinson, and Philip Siegelman. Imperialism: A Study. University of Michigan Press, 1965.