The World book encyclopedia. 

 - Chicago :  World Book-Childcraft International,  1978. 
 - 22 v. :  ill. (some col.) ;  26 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/> An encyclopedia designed especially to meet the needs of elementary, junior high, and high school students. 
<br/><br/><label>ISBN: </label>0716600781 
<br/><br/><label>LCCN: </label>79306501  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries.<br/>Encyclopedias and dictionaries.
<br/><br/><label>LC Class. No.: </label>AE5  / .W55 1978 
<br/><br/><label>Dewey Class. No.: </label>031