John D Lenk <br/><br/>
McGraw - Hill electronic testing handbook : procedures and techniques 

 - McGraw - Hill, New York  1994 
 - xii,397p figs. 
<br/><br/><label>ISBN: </label>0-07-037602-6 
<br/><br/><label>Dewey Class. No.: </label>621.38154802 Len