(1993). Communication technology update: 1993-1994. Technology Futures.
Cita Chicago (17th ed.)Communication Technology Update: 1993-1994. Texas: Technology Futures, 1993.
Cita MLA (9th ed.)Communication Technology Update: 1993-1994. Technology Futures, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.