Cita APA (7a ed.)

Cohen, F. B. (1995). Protection and security on the information superhighway. [S.n.].

Cita Chicago Style (17a ed.)

Cohen, Frederick B. Protection and Security on the Information Superhighway. Nueva York: [S.n.], 1995.

Cita MLA (9a ed.)

Cohen, Frederick B. Protection and Security on the Information Superhighway. [S.n.], 1995.