Cowley, John.  _ <br/><br/>
Communications and networking 

 - 2nd ed. 
 - New Delhi  Springer India  [2015], c 2012 
 - xix, 251 p.  ill.  PB  22 cm. 
<br/><br/> 1st Indian reprint 2015. 
<br/><br/><label>ISBN: </label>9788132231561 
<br/><br/><label>Subjects--Personal Names: </label>   _ 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Computer networks<br/>Computer networks--Security measures<br/>Computer network architectures
<br/><br/><label>Dewey Class. No.: </label>004.6  / COW