Cite
MLA Citation
Unknown. Codes : the guide to secrecy from ancient to modern times. Boca Raton : Chapman & Hall/CRC, 2005. http://access.bl.uk/ark:/81055/vdc_100046336646.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown. Codes : the guide to secrecy from ancient to modern times. Boca Raton : Chapman & Hall/CRC, 2005. http://access.bl.uk/ark:/81055/vdc_100046336646.0x000001