Harary, F. (1979). Topics in graph theory. New York Academy of Sciences.
Dyfyniad Arddull ChicagoHarary, Frank. Topics in Graph Theory. New York: New York Academy of Sciences, 1979.
Dyfyniad MLAHarary, Frank. Topics in Graph Theory. New York Academy of Sciences, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.