Lovász, L. (1979). Combinatorial problems and exercises. North-Holland.
Lua i Stíl Chicago (17ú heag.)Lovász, Laszlo. Combinatorial Problems and Exercises. Amsterdam: North-Holland, 1979.
Lua MLA (9ú heag.)Lovász, Laszlo. Combinatorial Problems and Exercises. North-Holland, 1979.
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