New standard encyclopedia. 

 - Chicago  Standard Educational Corp.  1990. 
 - 20 v.  ill. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>087392195X  18.95 
<br/><br/><label>LCCN: </label>89004502  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries
<br/><br/><label>LC Class. No.: </label>R031  / N5321 
<br/><br/><label>Dewey Class. No.: </label>031