Penfold, R.A <br/><br/>
How to design and make your own P C B s  / by R.A.Penfold 

 - London  Bernard Bahani  1983 
 - 66 p. 
<br/><br/><label>ISBN: </label>859340961 
<br/><br/><label>Dewey Class. No.: </label>621.38153  / PEN