Sindhu, P. (1990). Chromatic theory of graphs. Department of Mathematics, CUSAT.
Dyfyniad Arddull ChicagoSindhu, P.P. Chromatic Theory of Graphs. Kochi: Department of Mathematics, CUSAT, 1990.
Dyfyniad MLASindhu, P.P. Chromatic Theory of Graphs. Department of Mathematics, CUSAT, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.