Citazione Stile APA (7a Edizione)

Williams, E. (1973). The assessment of telecommunications systems -: With special reference to conference television. Communications Studies Group,.

Citazione stile Chigago Style (17a edizione)

Williams, Ederyn. The Assessment of Telecommunications Systems -: With Special Reference to Conference Television. Lond.: Communications Studies Group,, 1973.

Citatione MLA (8a ed.)

Williams, Ederyn. The Assessment of Telecommunications Systems -: With Special Reference to Conference Television. Communications Studies Group,, 1973.