Ling, Thomas Mortimer  <br/><br/>
Mental health and human relations in industry / 
Thomas Mortimer Ling. 
 - New York :   Hoeber,   1955. 
 - 265 p. :   ill. ;   23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Work psychology<br/>Labor relations<br/>Mental salvation.
<br/><br/><label>Dewey Class. No.: </label>331.01   / LIN