APA (7th ed.) Citation

May, E. R. (1968). American imperialism: A speculative essay. Atheneum.

Chicago Style (17th ed.) Citation

May, Ernest R. American Imperialism: A Speculative Essay. New York: Atheneum, 1968.

MLA (9th ed.) Citation

May, Ernest R. American Imperialism: A Speculative Essay. Atheneum, 1968.