WILSON, R. J. (1990). Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)WILSON, Robin J. Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons, 1990.
Lua MLA (8ú heag.)WILSON, Robin J. Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons, 1990.
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