APA (7th ed.) Citation

Viega, J., Messier, M., & Chandra, P. (2002). Network security with OpenSSL. O'Reilly.

Chicago Style (17th ed.) Citation

Viega, John, Matt Messier, and Pravir Chandra. Network Security with OpenSSL. Beijing [etc.]: O'Reilly, 2002.

MLA (9th ed.) Citation

Viega, John, et al. Network Security with OpenSSL. O'Reilly, 2002.