Niebel, Benjamin W. <br/><br/>
Methods, standards, and work design 
Benjamin W. Niebel , Andris Freivalds 
 - eleventh ed. 
 - Boston  McGraw-Hill  c2003 
 - xix, 747p.  ill,  24cm. 
<br/><br/> includes index :p.719 - 747 
<br/><br/><label>ISBN: </label>0072468246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human engineering<br/>Motion study<br/>Time study<br/>Work design