Barnes, Ralph Mosser,  1900- <br/><br/>
Motion and time study: design and measurement of work / 
[by] Ralph M. Barnes. 
 - 5th ed. 
 - New York,  Wiley  [1964] 
 - xi, 739 p.:  illus.  24 cm. 
<br/><br/> Index : p. 729-739 
<br/><br/>Bibliography: p. 713-728. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motion study.<br/>Time study.
<br/><br/><label>Dewey Class. No.: </label>658.5423  / BAM 1964