Cita APA (7a ed.)

Biggs, N. L. (1999). Discrete mathematics. Clarendon Press.

Cita Chicago Style (17a ed.)

Biggs, Norman L. Discrete Mathematics. Oxford: Clarendon Press, 1999.

Cita MLA (8a ed.)

Biggs, Norman L. Discrete Mathematics. Clarendon Press, 1999.