Wellman, William R.     <br/><br/>
Elementary industrial Electronics 
William R. Wellman                                        
 - 2nd ed. 
 - New York.  D. Van Nostrand  1957 
 - vii,455p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics<br/>Industrial Electronics<br/>NASA Thesaurus
<br/><br/><label>Universal Decimal Class. No.: </label>621.38  / WEL