Menninger, William C. <br/><br/>
Humen understanding in industry: a guide for supervisors 
Williem C. Menninger and Harry Levinson 
 - Chicago  Chicago. Ec.Rs. Ass.  1956 
 - 102p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ForemenPsychology, Industrial
<br/><br/><label>Dewey Class. No.: </label>T251 M527