Encyclopaedia of associations 

 - 12th ed. 
 - Michigan:   Gale Research Company,   1978 
 - xii, 1434p. 
<br/><br/> Vol. 1 National organizations of the U.S. 
<br/><br/><label>Universal Decimal Class. No.: </label>R 06(73)(03)  / L8.1