McGraw-Hill encyclopaedia of science & technology (v.20 : index) 

 - 9th ed. 
 - New York:  McGraw hill,  2002. 
 - 726p. 
<br/><br/><label>ISBN: </label>9780079136657 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia Science<br/>Encyclopaedia Technology<br/>Technology<br/>Science
<br/><br/><label>Dewey Class. No.: </label>503  / MCG.20