Cita APA (7a ed.)

Gardiner, J., & West, B. (1995). Personal communication systems and technologies. Artech House.

Cita Chicago Style (17a ed.)

Gardiner, John, y Barry West. Personal Communication Systems and Technologies. Boston [etc.]: Artech House, 1995.

Cita MLA (9a ed.)

Gardiner, John, y Barry West. Personal Communication Systems and Technologies. Artech House, 1995.