Cita APA (7a ed.)

Graham, J. (1985). The Penguin dictionary of telecommunications. Penguin Book.

Cita Chicago Style (17a ed.)

Graham, John. The Penguin Dictionary of Telecommunications. Harmondsworth: Penguin Book, 1985.

Cita MLA (9a ed.)

Graham, John. The Penguin Dictionary of Telecommunications. Penguin Book, 1985.