APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

Berge, Claude. Graphs and Hypergraphs. Amsterdam: North-Holland Pub, 1973.

MLA-referens (9:e uppl.)

Berge, Claude. Graphs and Hypergraphs. North-Holland Pub, 1973.