Brumbach, Michael E. <br/><br/>
Electronic variable speed drives / 
Michael E. Brumbach and Jeffrey A. Clade. 
 - 4th edition. 
 - Boston, MA: :  Cengage Learning,  c2018. 
 - ix, 305p. :  illus.; includes index ;  23cm. 
<br/><br/><label>ISBN: </label>9781133134046 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric driving, Variable speed.