APA (7th ed.) Citation

Agar, J. (2013). Constant touch: A global history of the mobile phone (Rev. and updated [3] ed.). Icon Books.

Chicago Style (17th ed.) Citation

Agar, Jon. Constant Touch: A Global History of the Mobile Phone. Rev. and updated [3] ed. Duxford, Cambridge: Icon Books, 2013.

MLA (9th ed.) Citation

Agar, Jon. Constant Touch: A Global History of the Mobile Phone. Rev. and updated [3] ed. Icon Books, 2013.