Kossoris, Max Davis. <br/><br/>
Hours of work and output. 
[By Max D. Kossoris and Reinfried F. Kohler] 
 - Washington,  U.S. Govt. Print. Off.,  [1948] 
 - vii, 160 p.  24 cm. 
<br/><br/><label>LCCN: </label>l  48000015  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hours of labor--United States.<br/>Labor productivity.
<br/><br/><label>LC Class. No.: </label>HD8051  / .A62 no. 917 
<br/><br/><label>Dewey Class. No.: </label>331.06173 s