Cita APA (7a ed.)

Lowenthal, D. (2002). Present dangers: Rediscovering the First Amendment. Spence.

Cita Chicago Style (17a ed.)

Lowenthal, David. Present Dangers: Rediscovering the First Amendment. Dallas: Spence, 2002.

Cita MLA (9a ed.)

Lowenthal, David. Present Dangers: Rediscovering the First Amendment. Spence, 2002.

Precaución: Estas citas no son 100% exactas.