Berge, Claude. <br/><br/>
The theory of graphs and its applications / 
 Theory of graphs 
transl. by Alison Doig. 
 - London :  Methuen,  [1966] 
<br/><br/> First published in 1962. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebraic topology.<br/>Set theory.