Mollin, R. A. (2005). Codes: The guide to secrecy from ancient to modern times. Chapman and Hall/CRC.
Chicago Edition CitationMollin, Richard A. Codes: The Guide to Secrecy from Ancient to Modern Times. Boca Raton: Chapman and Hall/CRC, 2005.
MLA citiranjeMollin, Richard A. Codes: The Guide to Secrecy from Ancient to Modern Times. Chapman and Hall/CRC, 2005.
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