Grolier universal encyclopedia. 

 - New York:  Grolier,  1968 . 
 - 20 v.  illus. (part col.)  27 cm. 
<br/><br/><label>LCCN: </label>68017307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries
<br/><br/><label>LC Class. No.: </label>AE5 
<br/><br/><label>Dewey Class. No.: </label>031