Παραπομπή APA

Sindhu, P. (1990). Chromatic theory of graphs. Department of Mathematics, CUSAT.

Παραπομπή Chicago Style

Sindhu, P.P. Chromatic Theory of Graphs. Kochi: Department of Mathematics, CUSAT, 1990.

Παραπομπή MLA

Sindhu, P.P. Chromatic Theory of Graphs. Department of Mathematics, CUSAT, 1990.