Baeza-Yates, Ricardo <br/><br/>
Modern Information Retrieval 

 - New Delhi:  Pearson Education,  2017 
 - xx, 513  R 15 SH 1 
<br/><br/><label>ISBN: </label>9788131709771 
<br/><br/><label>Source: </label> Punjab Book  PKR 1172.48 
<br/><br/><label>Dewey Class. No.: </label>006.66