APA (7th ed.) Citation

Niels & Schneier. (2003). Practical cryptography. Wiley Publishing Inc.

Chicago Style (17th ed.) Citation

Niels and Schneier. Practical Cryptography. New York: Wiley Publishing Inc, 2003.

MLA (8th ed.) Citation

Niels and Schneier. Practical Cryptography. Wiley Publishing Inc, 2003.

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