Bill Douskalis. (2002). Putting voIP to work: Softswitch network design and testing. Upper Saddle River, NJ: Prentice-Hall PTR.
Stile di citazione ChicagoBill Douskalis. Putting VoIP to Work: Softswitch Network Design and Testing. Upper Saddle River, NJ: Prentice-Hall PTR, 2002.
Citazione MLABill Douskalis. Putting VoIP to Work: Softswitch Network Design and Testing. Upper Saddle River, NJ: Prentice-Hall PTR, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.