An introduction to applied multivariate analysis/ 
Raykov, Tenko 
 - 1st ed. 
 - New York:  Routledge,  2008. 
 - 485 p. 
<br/><br/><label>ISBN: </label>9780805863758 
<br/><br/><label>Dewey Class. No.: </label>519.535  / RAY/I