APA (7th ed.) Citation

Gilbert, J. H. (1973). The New era in American foreign policy. St. Martin's Press.

Chicago Style (17th ed.) Citation

Gilbert, John Henry. The New Era in American Foreign Policy. New York: St. Martin's Press, 1973.

MLA (9th ed.) Citation

Gilbert, John Henry. The New Era in American Foreign Policy. St. Martin's Press, 1973.