TY  - GEN
AU  - Potts, Bill1543
TI  - The simple modem book
SN  - 8120308980
U1  - 681.327.8 
PY  - 1995///
CY  - New Delhi
PB  - Prentice Hall of India
KW  - Modem1544
KW  - 681.327.8
ER  -