Labor unions 
editor-in-chief, Gary M. Fink 
 - Westport, Conn.  Greenwood Press  1977 
 - xiii, 520 p 25 cm 
 - The Greenwood encyclopedia of American institutions .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0837189381  27.50 (v. 1) 
<br/><br/><label>LCCN: </label>76-8734 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trade--unions--United States--History