Niebel, Benjamin W. <br/><br/>
Motion and time study 
by Benjamin W. Niebel 
 - 5th ed. 
 - Homewood, Illinois  Richard D. Irwin  1972 
 - 709p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time and Motion Study
<br/><br/><label>Dewey Class. No.: </label>T83 N551/72