Biggs, N. (1993). Algebraic graph theory (2nd ed.). Cambridge Univ. Pr.
Chicago-čujuhus (17. p.)Biggs, Norman. Algebraic Graph Theory. 2nd ed. London: Cambridge Univ. Pr, 1993.
MLA-čujuhus (9. p.)Biggs, Norman. Algebraic Graph Theory. 2nd ed. Cambridge Univ. Pr, 1993.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.