Encyclopedia Americana. <br/><br/>
The Americana Annual 1980, 1981, 1982, 1983, 1984. 

 - United States. :  Grolier Incorporated 
 - 5 T. 
<br/><br/><label>ISBN: </label>0196-0180 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENCICLOPEDIAS Y DICCIONARIOS---INGLES.
<br/><br/><label>Dewey Class. No.: </label>R031 \ E56a  / R031 \ E56a