Van Valkenburg,M.E <br/><br/>
Network Analysis. 

 - 3rd. 
 - New Delhi  PHI Pvt. Ltd.  2002 
 - xv,571p 
<br/><br/><label>ISBN: </label> Rs.195/- 
<br/><br/><label>Dewey Class. No.: </label>621.319 2