Macmillan encyclopedia of science. / 
Rev. ed. 
 - New York :  Macmillan References,  1997. 
 - 12 v. : col. ill. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias, Juvenile.<br/>Engineering--Encyclopedia.<br/>Technology--Encyclopedias, Juvenile.