Roddy D., <br/><br/>
Electronic Communications  Textual Documents 

 - 4th ed. 
 - New Delhi  Dorling Kindersley (India) Pvt.Ltd. Licensees of Pearson Education  2011 
 - xi/723:  p.b.;  23*17. 
<br/><br/><label>ISBN: </label>9788177582   
<br/><br/><label>Subjects--Index Terms: </label>Dig. Communication 
<br/><br/><label>Dewey Class. No.: </label>621.382  / ROD/COO