Curley. (2013). Cryptography: Cracking codes. Britannica Educational Publishing.
Chicago Style (17th ed.) CitationCurley. Cryptography: Cracking Codes. New York, NY: Britannica Educational Publishing, 2013.
MLA (8th ed.) CitationCurley. Cryptography: Cracking Codes. Britannica Educational Publishing, 2013.
Warning: These citations may not always be 100% accurate.