TY  - BOOK
AU  - Hussein Abdel Hamid Abdallah EL-Saadi
TI  - INTEGRATING THE INTERNET TRANSPERANTLY WITH IN THE PSTN USING VOIP METHODS (NET 2 PHONE) / GP / Dr.Ahmed Farouk EL Sadek 
SN  - 1254125451x
PY  - 2007///
ER  -