Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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