APA (7th ed.) Citation

Hall, G. (1972). Imperialism today: An evaluation of major issues and events of our time. Internat. Publ.

Chicago Style (17th ed.) Citation

Hall, Gus. Imperialism Today: An Evaluation of Major Issues and Events of Our Time. New York: Internat. Publ, 1972.

MLA (9th ed.) Citation

Hall, Gus. Imperialism Today: An Evaluation of Major Issues and Events of Our Time. Internat. Publ, 1972.