Cita APA (7th ed.)

Singleton, L. A. (1989). Global impact: The new telecommunication technologies. Harper & Row.

Cita Chicago (17th ed.)

Singleton, Loy A. Global Impact: The New Telecommunication Technologies. New York: Harper & Row, 1989.

Cita MLA (9th ed.)

Singleton, Loy A. Global Impact: The New Telecommunication Technologies. Harper & Row, 1989.