Welsh, D. J. A. (1988). Codes and cryptography. Clarendon Press.
Chicago Style (17th ed.) CitationWelsh, D. J. A. Codes and Cryptography. Oxford: Clarendon Press, 1988.
MLA (9th ed.) CitationWelsh, D. J. A. Codes and Cryptography. Clarendon Press, 1988.
Warning: These citations may not always be 100% accurate.