TY  - BOOK
AU  - M.A. Rosengrant.
TI  - Introduction to telecommunications
SN  - 130962007
U1  - 384  R813 
PY  - 2002///
CY  -  N.J
PB  - Prentice Hall
KW  - Telecommunication
N1  - Includes bibliographical references and index
ER  -