Barnes,  Ralph M. <br/><br/>
Motion and time study design and measurement of work /  
by Ralph M.Barnes. 
 - 7th ed /   . 
 - New York :   John Wiley & Sons ,   1982. 
 - xi,689p. :   pictures,tables,diagrams ;   23cm .  
<br/><br/>Includes bibliography,index 
<br/><br/><label>ISBN: </label>0471083356  USD 6.80 
<br/><br/><label>Subjects--Index Terms: </label>GENERAL MANAGEMENT 
<br/><br/><label>Dewey Class. No.: </label>658.542  / BAR/M