Cita APA (7a ed.)

Held, G. (1994). The complete modem reference (2a ed.). John Wiley & Sons Limited.

Cita Chicago Style (17a ed.)

Held, Gilbert. The Complete Modem Reference. 2a ed. New York: John Wiley & Sons Limited, 1994.

Cita MLA (9a ed.)

Held, Gilbert. The Complete Modem Reference. 2a ed. John Wiley & Sons Limited, 1994.