Cita APA (7th ed.)

Biggs, N. L., Lloyd, E. K., & Wilson, R. J. (1976). Graph theory: 1736-1936. Clarendon Press.

Cita Chicago (17th ed.)

Biggs, Norman L., E. Keith Lloyd, i Robert J. Wilson. Graph Theory: 1736-1936. Oxford: Clarendon Press, 1976.

Cita MLA (9th ed.)

Biggs, Norman L., et al. Graph Theory: 1736-1936. Clarendon Press, 1976.