APA (7th ed.) Citation

Harbaugh, W. H. (1975). Power and responsibility: The life and times of Theodore Roosevelt. Octagon Books.

Chicago Style (17th ed.) Citation

Harbaugh, William Henry. Power and Responsibility: The Life and Times of Theodore Roosevelt. New York: Octagon Books, 1975.

MLA (9th ed.) Citation

Harbaugh, William Henry. Power and Responsibility: The Life and Times of Theodore Roosevelt. Octagon Books, 1975.

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