Alerich, Walter N. <br/><br/>
Electricity 3 :  DC motors & generators, controls, transformers / 
Walter N. Alerich. 
 - 3rd ed. 
 - Albany, N.Y. :  Delmar,  c1981. 
 - 224 p. :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0827313616 (pbk.) 
<br/><br/><label>LCCN: </label>79093324  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric machinery--Direct current.<br/>Electric controllers.<br/>Electric transformers.
<br/><br/><label>LC Class. No.: </label>TK 146  / A43 1981 
<br/><br/><label>Dewey Class. No.: </label>621.31/042