TY  - BOOK
AU  - Roy Choudhury, D.
TI  - Networks and systems
SN  - 81-224-0002-7
U1  - TBB D66:(7) M8R;1 
PY  - 1994///
CY  - New Delhi
PB  - Wiley Eastern
N1  - Includes appendices and index
ER  -