Biggs, N. (1989). Discrete mathematics (Rev. ed.). Oxford [England] : New York: Clarendon Press ; Oxford University Press.
Trích dẫn kiểu ChicagoBiggs, Norman. Discrete Mathematics. Rev. ed. Oxford [England] : New York: Clarendon Press ; Oxford University Press, 1989.
MLA引文Biggs, Norman. Discrete Mathematics. Rev. ed. Oxford [England] : New York: Clarendon Press ; Oxford University Press, 1989.
警告:這些引文格式不一定是100%准確.