mohamed elhefnawy. <br/><br/>
electromagnetic waves 1 :  third year / 
mohamed elhefnawy. 
 - cairo :  October 6 University،  2015. 
 - 75 p ؛  30 cm. 
<br/><br/> كليه الهندسة 2015. 
<br/><br/><label>Dewey Class. No.: </label>539.2  / m e