Lucas, M. (2006). PGP & GPG: Email for the practical paranoid. No Starch Press.
Dyfyniad Arddull ChicagoLucas, Michael. PGP & GPG: Email for the Practical Paranoid. San Francisco: No Starch Press, 2006.
Dyfyniad MLALucas, Michael. PGP & GPG: Email for the Practical Paranoid. No Starch Press, 2006.
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