Παραπομπή APA

Berge, C. (1973). Graphs and hypergraphs. North-Holland Publishing Company.

Παραπομπή Chicago Style

Berge, Claude. Graphs and Hypergraphs. London: North-Holland Publishing Company, 1973.

Παραπομπή MLA

Berge, Claude. Graphs and Hypergraphs. North-Holland Publishing Company, 1973.