TY  - BOOK
AU  - Russell, Travi
TI  - Signaling system #7
SN  - 9780071468794
U1  - 621.38216 
PY  - 2006///
CY  - New York
PB  - McGraw - Hill
KW  - Signaling system 7 , Telecommunication - switching systems
N1  - Includes bibliographical references and index; P. T. books Int., New Delhi
ER  -