APA Citation

Ryan, A. (2013). On politics: A history of political thought from Herodotus to the present. London: Penguin Books.

Chicago Style Citation

Ryan, Alan. On Politics: A History of Political Thought From Herodotus to the Present. London: Penguin Books, 2013.

MLA Citation

Ryan, Alan. On Politics: A History of Political Thought From Herodotus to the Present. London: Penguin Books, 2013.

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