APA (7th ed.) Citation

Buydos, J. F., & Kahn, D. (1996). Cryptology. Library of Congress, Science, Technology & Business Division, Science Reference Services.

Chicago Style (17th ed.) Citation

Buydos, John F., and David Kahn. Cryptology. [Washington, D.C.]: Library of Congress, Science, Technology & Business Division, Science Reference Services, 1996.

MLA (9th ed.) Citation

Buydos, John F., and David Kahn. Cryptology. Library of Congress, Science, Technology & Business Division, Science Reference Services, 1996.