Cita APA (7th ed.)
Souter Gerry. (1997). Buying and selling multimedia services. Focal Press.
Cita Chicago (17th ed.)
Souter Gerry. Buying and Selling Multimedia Services. New Delhi: Focal Press, 1997.
Cita MLA (9th ed.)
Souter Gerry. Buying and Selling Multimedia Services. Focal Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.