Diffie, W., & Landau, S. E. (2007). Privacy on the line: The politics of wiretapping and encryption (Updated and expanded ed.). MIT Press.
Lua i Stíl Chicago (17ú heag.)Diffie, Whitfield, agus Susan Eva Landau. Privacy on the Line: The Politics of Wiretapping and Encryption. Updated and expanded ed. Cambridge, Mass: MIT Press, 2007.
Lua MLA (9ú heag.)Diffie, Whitfield, agus Susan Eva Landau. Privacy on the Line: The Politics of Wiretapping and Encryption. Updated and expanded ed. MIT Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.