WILSON, R. J. (1990). Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons.
Chicago-referens (17:e uppl.)WILSON, Robin J. Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons, 1990.
MLA-referens (8:e uppl.)WILSON, Robin J. Graphs An Introductory Approach A First Course In Discrete Mathematics Robin J. Wilson And John J. Wilson. John Wiley & Sons, 1990.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.