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

 - New Delhi  P.H.  1980 
 - ix,559p.  23cm. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Network Analysis
<br/><br/><label>Dewey Class. No.: </label>621.3815  / V27N