APA-Zitierstil (7. Ausg.)

Garfinkel, S. (1995). PGP: Pretty Good Privacy: [encryption for everyone] (1. ed., minor corr.). O'Reilly.

Chicago-Zitierstil (17. Ausg.)

Garfinkel, Simson. PGP: Pretty Good Privacy: [encryption for Everyone]. 1. ed., minor corr. Sebastopol, Calif: O'Reilly, 1995.

MLA-Zitierstil (9. Ausg.)

Garfinkel, Simson. PGP: Pretty Good Privacy: [encryption for Everyone]. 1. ed., minor corr. O'Reilly, 1995.