Willson, Robin J. <br/><br/>
Graphs: an introductory approach 

 -  Wiley Eastern  1990 
 - 340p. 
<br/><br/><label>ISBN: </label> 260.25 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHS
<br/><br/><label>Dewey Class. No.: </label>511.5  / WIL