Han J & Kamber M <br/><br/>
Data Mining Concepts & Techniques  Textual Documents  
Han J & Kamber M 
 - 3rd ED 
 -  Elsevier Pub.  2015 
 - 703 
<br/><br/><label>ISBN: </label>978-93-40931-91-3   
<br/><br/><label>Dewey Class. No.: </label>006.312