TY  - BOOK
AU  - Krupinski,David 
TI  - Next Generation Phone Systems: : How to Choose and Implement PBX Alternatives
SN  - 1578200385
U1  - 651.73 KRU 
PY  - 2001///
CY  - .-New York
PB  - :CMP Books
KW  -  Generation of Phone Systems
KW  - Communication
ER  -