Held, G. (1994). The complete modem reference: The technician's guide to installation, testing, and trouble-free communications (2nd ed.). Wiley.
Chicago-Zitierstil (17. Ausg.)Held, Gilbert. The Complete Modem Reference: The Technician's Guide to Installation, Testing, and Trouble-free Communications. 2nd ed. New York: Wiley, 1994.
MLA-Zitierstil (9. Ausg.)Held, Gilbert. The Complete Modem Reference: The Technician's Guide to Installation, Testing, and Trouble-free Communications. 2nd ed. Wiley, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.