McGraw-Hill Encyclopedia of Science and Technology.(20 Vol Set). 

 - 10 
 - New York     McGraw-Hill        2007 
 - 803p.  cm. 
<br/><br/><label>ISBN: </label>9780071441438 
<br/><br/><label>Source: </label> 630, 15/03/2010, Pioneer Book Distributors  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference
<br/><br/><label>Dewey Class. No.: </label>Ak, P7.13   RR