McGraw-Hill encyclopedia of science & technology :  an international reference work in twenty volumes including an index. 
 Encyclopedia of science & technology  McGraw-Hill encyclopedia of science and technology  Encyclopedia of science and technology 

 - 9th ed. 
 - New York :  McGraw-Hill,  c2002. 
 - 20 v. :  ill. (some col.) ;  29 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0079136656 (set : acidfree paper) 
<br/><br/><label>LCCN: </label>2001057910 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias.<br/>Technology--Encyclopedias.
<br/><br/><label>LC Class. No.: </label>Q121  / .M3 2002 
<br/><br/><label>Dewey Class. No.: </label>503