APA-viite (7. p.)

Berlin, I., & Hardy, . H. (2006). Political ideas in the romantic age: Their rise and influence on modern thought. Princeton University Press.

Chicago-viite (17. p.)

Berlin, Isaiah, ja Henry Hardy. Political Ideas in the Romantic Age: Their Rise and Influence on Modern Thought. New Jerssey: Princeton University Press, 2006.

MLA-viite (9. p.)

Berlin, Isaiah, ja Henry Hardy. Political Ideas in the Romantic Age: Their Rise and Influence on Modern Thought. Princeton University Press, 2006.