Cita APA (7a ed.)

Campbell, T., & Sadurski, W. (1994). Freedom of communication. Dartmouth.

Cita Chicago Style (17a ed.)

Campbell, Tom, y Wojciech Sadurski. Freedom of Communication. Aldershot [etc.]: Dartmouth, 1994.

Cita MLA (9a ed.)

Campbell, Tom, y Wojciech Sadurski. Freedom of Communication. Dartmouth, 1994.