Elhefnawy, Mohamed <br/><br/>
Communication (1) :  Third Year 
Mohamed Elhefnawy 
 - Egypt :  October 6 University،  [2015]. 
 - 132 p.:  ill;  25cm. 
<br/><br/> Faculty of Engineering 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication - Engineering
<br/><br/><label>Dewey Class. No.: </label>621.382  / T C