Citazione Stile APA (7a Edizione)

Flaut C, Flaut D, Hoskova-Mayerova S, Vasile R, & University of Defence<U+0009>. From Old Ciphers to Modern Communications.

Citazione stile Chigago Style (17a edizione)

Flaut C, Flaut D, Hoskova-Mayerova S, Vasile R, e University of Defence<U+0009>. From Old Ciphers to Modern Communications.

Citatione MLA (9a ed.)

Flaut C, et al. From Old Ciphers to Modern Communications.