APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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