APA (7th ed.) Citation

Graubard, S. R. (2006). The presidents: The transformation of the American presidency from Theodore Roosevelt to George W. Bush. Penguin.

Chicago Style (17th ed.) Citation

Graubard, Stephen Richards. The Presidents: The Transformation of the American Presidency from Theodore Roosevelt to George W. Bush. London: Penguin, 2006.

MLA (9th ed.) Citation

Graubard, Stephen Richards. The Presidents: The Transformation of the American Presidency from Theodore Roosevelt to George W. Bush. Penguin, 2006.