Berge, Claude. The theory of graphs and its applications / Claude Berge ; translated by Alison Doig. - London : New York : Methuen, Wiley, c1962, [reprint 1964] - x, 247 p. : ill. ; 22 cm. Includes bibliography and index. Subjects--Topical Terms: Graph theory.Set theory. Dewey Class. No.: 511.5 / BET 1964