Richter, H.W. <br/><br/>
Electrial and electronic drafting 

 - New York  John Wiley & Sons  1976 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Electronic Engineering<br/>Electronic Drafting
<br/><br/><label>Dewey Class. No.: </label>604.26213  / R48E