Singh, Brijendra., <br/><br/>
Data Communications and Computer Networks 
Brijendra Singh 
 - 2nd ed. 
 - New Delhi:  Prentice Hall of India Private Limited,  c2006. 
 - xiv, 357 p.:  ill.; 
<br/><br/>This book is having appendixes 1,2,3,4<br/>1 - ASCII Code - 281-287<br/>2 - Abbreviations and Acronyms- 288-290<br/>3 - Questions and Answers on Networking-291-329<br/>4 - Contact Addresses for Various Organizations- 330-333<br/><br/>Bibliography -  349-353 
<br/><br/><label>ISBN: </label>8120329694 
<br/><br/><label>Dewey Class. No.: </label>004.65  / SIN/DAT