Παραπομπή APA

Harary, F. (1969). Graph theory. Addison-Wesley Pub. Co.

Παραπομπή Chicago Style

Harary, Frank. Graph Theory. Reading, Mass.: Addison-Wesley Pub. Co, 1969.

Παραπομπή MLA

Harary, Frank. Graph Theory. Addison-Wesley Pub. Co, 1969.