APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Lucas, Michael W. PGP & GPG: Email for the Practical Paranoid. San Francisco, CA: No Starch Press, 2006.

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.