Chowdhury, G G <br/><br/>
Introduction to modern information retrieval 

 - 2nd 
 - London  Facet Publishing  2004 
 - xii,474p p. 
<br/><br/><label>ISBN: </label>1-85604-480-7 
<br/><br/><label>Subjects--Index Terms: </label>Information storage and retrieval systmes