West, D. B. (2021). Combinatorial mathematics (NA.). Cambridge University Press.
芝加哥风格引文West, Douglas Brent. Combinatorial Mathematics. NA. New York: Cambridge University Press, 2021.
MLA引文West, Douglas Brent. Combinatorial Mathematics. NA. Cambridge University Press, 2021.
警告：这些引文格式不一定是100％准确.