Cita APA (7a ed.)

Lucas, M. (2006). PGP & GPG: Email for the practical paranoid (1st edition.). No Starch Press.

Cita Chicago Style (17a ed.)

Lucas, Michael. PGP & GPG: Email for the Practical Paranoid. 1st edition. San Francisco: No Starch Press, 2006.

Cita MLA (9a ed.)

Lucas, Michael. PGP & GPG: Email for the Practical Paranoid. 1st edition. No Starch Press, 2006.