APA (7th ed.) Citation

Gardner, L. C. (1976). Imperial America : American foreign policy since 1898: American foreign policy since 1898. Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Gardner, Lloyd C. Imperial America : American Foreign Policy Since 1898: American Foreign Policy Since 1898. New York: Harcourt Brace Jovanovich, 1976.

MLA (9th ed.) Citation

Gardner, Lloyd C. Imperial America : American Foreign Policy Since 1898: American Foreign Policy Since 1898. Harcourt Brace Jovanovich, 1976.

Warning: These citations may not always be 100% accurate.