Cita APA (7th ed.)
Viswanathan,Thiagarajan. (1992). Telecommunication switching systems and networks. Prentice-Hall.
Cita Chicago (17th ed.)
Viswanathan,Thiagarajan. Telecommunication Switching Systems and Networks. India: Prentice-Hall, 1992.
Cita MLA (9th ed.)
Viswanathan,Thiagarajan. Telecommunication Switching Systems and Networks. Prentice-Hall, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.