Cite
HARVARD Citation
Unknown (2018) VoIP handbook : applications, technologies, reliability, and security. [Online]. Place of publication not identified : CRC Press. Available from: http://access.bl.uk/ark:/81055/vdc_100073932736.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2018) VoIP handbook : applications, technologies, reliability, and security. [Online]. Place of publication not identified : CRC Press. Available from: http://access.bl.uk/ark:/81055/vdc_100073932736.0x000001