Cita APA (7th ed.)

Katz, J. E., & Aakhus, M. (2002). Perpetual contact: Mobile communication, private talk, public performance. Cambridge University Press.

Cita Chicago (17th ed.)

Katz, James Everett, i Mark Aakhus. Perpetual Contact: Mobile Communication, Private Talk, Public Performance. New York: Cambridge University Press, 2002.

Cita MLA (9th ed.)

Katz, James Everett, i Mark Aakhus. Perpetual Contact: Mobile Communication, Private Talk, Public Performance. Cambridge University Press, 2002.