Cite
APA Citation
Unknown (2019). Conundrum : Crack the Ultimate Cipher Challenge.. London : Icon Books Ltd. http://access.bl.uk/ark:/81055/vdc_100189887910.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2019). Conundrum : Crack the Ultimate Cipher Challenge.. London : Icon Books Ltd. http://access.bl.uk/ark:/81055/vdc_100189887910.0x000001