TY  - BOOK
AU  - Stallings, William. 
TI  - Data And Computer Communications 
SN  - 8120323556
U1  - 004.65 
PY  - 2004///.
CY  - New Delhi
PB  - Prentice-Hall of India Private Limited, 
N1  - This book is having Appendix A to D from page no 789 to 801.
ER  -