Caristi, A. J. (1989). Electronic telephone projects (2nd ed.). BPB Publications.
Cita Chicago (17th ed.)Caristi, Anthony J. Electronic Telephone Projects. 2nd ed. New Delhi: BPB Publications, 1989.
Cita MLA (9th ed.)Caristi, Anthony J. Electronic Telephone Projects. 2nd ed. BPB Publications, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.