Cite
APA Citation
Unknown (2010). The 3CX IP PBX tutorial : develop a fully functional, low cost, professional PBX phone system using 3CX. Birmingham : Packt Publishing. http://access.bl.uk/ark:/81055/vdc_100035548179.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2010). The 3CX IP PBX tutorial : develop a fully functional, low cost, professional PBX phone system using 3CX. Birmingham : Packt Publishing. http://access.bl.uk/ark:/81055/vdc_100035548179.0x000001