Encyclopaedia Britannica. 

 - Chicago :  Encyclopaedia Britannica, inc.,  1970 
 - v. :  illus. (part col.) ;  29 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/>vol. 1- to 23, Atlas, index to atlas, lists of contributors<br/><br/> 
<br/><br/><label>ISBN: </label>0852291353 
<br/><br/><label>LCCN: </label>77083787  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.
<br/><br/><label>LC Class. No.: </label>AE5  / .E363 1970 
<br/><br/><label>Dewey Class. No.: </label>032  / ENE 1970