APA način citiranja

Scott, J. M. (1972). Extel 100: The centenary history of the exchange telegraph company. London: Ernest Benn Limited.

Čikaški stil citiranja

Scott, J. M. Extel 100: The Centenary History of the Exchange Telegraph Company. London: Ernest Benn Limited, 1972.

MLA način citiranja

Scott, J. M. Extel 100: The Centenary History of the Exchange Telegraph Company. London: Ernest Benn Limited, 1972.