Perlman, Selig. <br/><br/>
A theory of the labor movement / 
Selig Perlman. 
 - New York :   Augustus M. Kelley,  1949. 
 - xii, 321 p. ;  18 cm. 
<br/><br/> Includes index. 
<br/><br/>327  327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor movement.<br/> Labor unions.
<br/><br/><label>Dewey Class. No.: </label>331.88 / P422t