The Mitchell Beazley joy of knowledge library. 

 - London :  Mitchell Beazley,  1977. 
 - v. :  ill. ;  29 cm. 
<br/><br/> includes index. 
<br/><br/><label>ISBN: </label>0855331119 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.