Style de citation APA (7e éd.)

Baum, B. D., & Nichols, R. (2013). Isaiah Berlin and the politics of freedom: "Two concepts of liberty" 50 years later. Routledge.

Style de citation Chicago (17e éd.)

Baum, Bruce David, et Robert Nichols. Isaiah Berlin and the Politics of Freedom: "Two Concepts of Liberty" 50 Years Later. New York: Routledge, 2013.

Style de citation MLA (8e éd.)

Baum, Bruce David, et Robert Nichols. Isaiah Berlin and the Politics of Freedom: "Two Concepts of Liberty" 50 Years Later. Routledge, 2013.