APA (7th ed.) Citation

Talley, D. (1979). Basic telephone switching systems (2nd ed.). Hayden Book Co.

Chicago Style (17th ed.) Citation

Talley, David. Basic Telephone Switching Systems. 2nd ed. Rochelle Park, N.J: Hayden Book Co, 1979.

MLA (9th ed.) Citation

Talley, David. Basic Telephone Switching Systems. 2nd ed. Hayden Book Co, 1979.