TY  - BOOK
AU  - Ryder,John D.
TI  - Networks, lines and fields / 
SN  - 9788120302990
U1  - 621.3192 
PY  - 2009///
CY  - New Delhi : 
PB  - PHI Learning , 
KW  - NETWORKS
N1  - Includes index
ER  -