Agresti, Alan. <br/><br/>
Categorical Data Analysis 

 - 2nd Ed. 
 - USA:  Wiley-Interscience,  2002. 
 - xv, 710 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9780471360933 
<br/><br/><label>Dewey Class. No.: </label>519.535 AGR