ENCYCLOPAEDIA BRITANNICA. <br/><br/>
New Encyclopaedia Britannica. 30V. V15-macropaedia. 

 - 
 - Chicago.  Encyclopaedia Britannica,  1973 
 - 1183 
 - 15 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Macropaedia<br/><br/>
<br/><br/><label>Dewey Class. No.: </label>030 ENCY