Koller, Alois <br/><br/>
Work, power and efficiency -11 

 - New Delhi  Wiley Eastern Limited  1989 
 - 66  Pb 
<br/><br/><label>ISBN: </label>81-224-0227-5 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>621.3