Cockrell, W. D.  <br/><br/>
Industrial electronic control :   A guide to the understanding of electronic control circuit for industrial uses 

 - New York, London :   McGraw-Hill,   1944. 
 - xii, 247 p. : il. ; 21,5 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONTROL ELECTRONICO<br/>ELECTRONICA DE POTENCIA
<br/><br/><label>Universal Decimal Class. No.: </label>XVI-22