Johnson, Richard Arnold <br/><br/>
Applied multivariate statistical analysis / 
Richard A. Johnson, Dean W. Wichern 
 - 6th ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c2007 
 - xviii, 773 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>9780131877153 0131877151 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Multivariate analysis