APA-referens

Biggs, N. (1989). Discrete mathematics (Rev. ed.). Clarendon Press ; Oxford University Press.

Chicago-stil citat

Biggs, Norman. Discrete Mathematics. Rev. ed. Oxford [England] : New York: Clarendon Press ; Oxford University Press, 1989.

MLA-referens

Biggs, Norman. Discrete Mathematics. Rev. ed. Clarendon Press ; Oxford University Press, 1989.