The New book of knowledge. 

 - Danbury, Conn. :  Grolier,  c1983. 
 - 21 v. :  ill. (some col.) ;  27 cm. 
<br/><br/> Includes indexes. 
<br/><br/> A twenty-one volume illustrated edition providing entries suitable for varied reading levels, with each volume containing an index cross-referenced to the contents of the entire set. Includes a comprehensive bibliography graded by reading level. 
<br/><br/><label>ISBN: </label>0717205142 
<br/><br/><label>LCCN: </label>82048428  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's encyclopedias and dictionaries.<br/>Encyclopedias and dictionaries.
<br/><br/><label>LC Class. No.: </label>AG5  / .B64 1983 
<br/><br/><label>Dewey Class. No.: </label>031  / NEW