Britannica book of the year 

 - Chicaco  Encyclopedia Britannica, Ltd.       1961 
<br/><br/><label>Standard No.: </label>353,855 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENCYCLOPEDIAS AND DICTIONARIES
<br/><br/><label>Dewey Class. No.: </label>k1,N32, K1