APA (7th ed.) Citation

Klima, R., & Sigmon, N. (2018). Cryptology: Classical and Modern (2nd ed.). Chapman and Hall/CRC.

Chicago Style (17th ed.) Citation

Klima, Richard, and Neil Sigmon. Cryptology: Classical and Modern. 2nd ed. Milton: Chapman and Hall/CRC, 2018.

MLA (9th ed.) Citation

Klima, Richard, and Neil Sigmon. Cryptology: Classical and Modern. 2nd ed. Chapman and Hall/CRC, 2018.

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