Cita APA (7a ed.)

Levinson, P. (1997). The soft edge: A natural history and future of the information revolution. Routledge.

Cita Chicago Style (17a ed.)

Levinson, Paul. The Soft Edge: A Natural History and Future of the Information Revolution. London ; New York: Routledge, 1997.

Cita MLA (8a ed.)

Levinson, Paul. The Soft Edge: A Natural History and Future of the Information Revolution. Routledge, 1997.