Wolman, Leo,  1890-1961 <br/><br/>
Ebb and flow in trade unionism / 
by Leo Wolman 
 - New York  :  National Bureau of Economic Research,  1976 
 - xv, 251 p. :  ill. ;  24 cm. 
<br/><br/><label>LCCN: </label>36-022156 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trade--unions--United States<br/>Industry and state--United States