TY  - BOOK
AU  - Bates, Regis J
AU  - Gregory, Donald
TI  - Voice & data communications handbook
SN  - 72263350
SN  - 200727144
U1  - TK5105 .B395 2007 
PY  - 2007///
CY  - New York
PB  - McGraw-Hill
KW  - Telecommunication - Handbooks, manuals, etc
N1  - Includes index
ER  -