Busacker, Robert G. Finite graphs and networks : an introduction with applications / Robert G. Busacker ; Thomas L. Saaty - New York : McGraw-Hill, c1965. - xiv, 294 p. : ill. ; 22 cm. Includes bibliographies. Subjects--Topical Terms: Graph theory.Flowgraphs. Dewey Class. No.: 511.5 / BUF 1965