Baeza-Yates,Ricardo <br/><br/>
Modern Information Retrieval 
Ricardo Baeza-Yates and Ribeiro-NETO B 
 - London  Pearson  2007 
<br/><br/><label>ISBN: </label>9788131709771 
<br/><br/><label>Dewey Class. No.: </label>025.04 BAE/MOD