Barnes R M <br/><br/>
Motion and Time Study: Design and Measurement of Work 

 - 7 
 - 689+XI 
 - .
<br/><br/> - 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9788126522170 
<br/><br/><label>Subjects--Topical Terms: </label><br/>"Electrical, "Art and Science energy