Lua APA (7ú heag.)

Viswanathan, T. &. B. (2020). Telecommunication Switching Systems and Networks (02nd Edition.). PHI Publications.

Lua i Stíl Chicago (17ú heag.)

Viswanathan, Thiagarajan & Bhatnagar. Telecommunication Switching Systems and Networks. 02nd Edition. New Delhi: PHI Publications, 2020.

Lua MLA (9ú heag.)

Viswanathan, Thiagarajan & Bhatnagar. Telecommunication Switching Systems and Networks. 02nd Edition. PHI Publications, 2020.

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