Schwartz, E., & Williams, L. (2019). Can you crack the code?: A fascinating history of ciphers and cryptography. Bloomsbury Children's Books.
Chicago Style (17th ed.) CitationSchwartz, Ella, and Lily Williams. Can You Crack the Code?: A Fascinating History of Ciphers and Cryptography. New York: Bloomsbury Children's Books, 2019.
MLA (8th ed.) CitationSchwartz, Ella, and Lily Williams. Can You Crack the Code?: A Fascinating History of Ciphers and Cryptography. Bloomsbury Children's Books, 2019.
Warning: These citations may not always be 100% accurate.