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

 - 3rd ed 
 - Prentice-Hall of India, New Delhi  1997 
 - xv,571 
<br/><br/><label>ISBN: </label>81-203-0156-0 
<br/><br/><label>Dewey Class. No.: </label>621.3851 Van