Cita APA

Sunstein, C. R. (1993). Democracy and the problem of free speech. The Free Press [u.a.].

Citación estilo Chicago

Sunstein, Cass R. Democracy and the Problem of Free Speech. New York, NY: The Free Press [u.a.], 1993.

Cita MLA

Sunstein, Cass R. Democracy and the Problem of Free Speech. The Free Press [u.a.], 1993.