APA (7th ed.) Citation

Garfinkel, S., & Spafford, G. (2002). Web security, privacy, and commerce (2nd ed. expanded & updated.). O'Reilly.

Chicago Style (17th ed.) Citation

Garfinkel, Simson, and Gene Spafford. Web Security, Privacy, and Commerce. 2nd ed. expanded & updated. Beijing [etc.]: O'Reilly, 2002.

MLA (9th ed.) Citation

Garfinkel, Simson, and Gene Spafford. Web Security, Privacy, and Commerce. 2nd ed. expanded & updated. O'Reilly, 2002.