Abdel rahman ibrahim. <br/><br/>
Material technology :  for 2nd year mechartronics engineering / 
Abdel rahman ibrahim. 
 - cairo :  october 6 university،  2015. 
 - 75 p ؛  30 cm. 
<br/><br/> كليه الهندسة 2015 
<br/><br/><label>Dewey Class. No.: </label>620  / a m