Giblin, P. J. <br/><br/>
Graphs, surfaces and homology  : an introduction to algebraic topology / 

 - 2nd 
 - London:  Chapman & Hall/CRC Press,  1981 
 - xvii, 329p. Index 
 - Chapman & Hall Mathematics series .
<br/><br/><label>ISBN: </label>0412239000 
<br/><br/><label>Dewey Class. No.: </label>514  / G446.GS