Union security  the case against the "Right-to-work" laws. 

 - Washington  [1958] 
 - 133p.  illus.  22cm. 
<br/><br/><label>LCCN: </label>58003789  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Open and closed shop--United States<br/>Compra abierta y cerrada--Estados Unidos.