Nijenhuis, A., & Wilf, H. S. (1978). Combinatorial algorithms for computers and calculators (2d ed.). New York: Academic Press.
Παραπομπή Chicago StyleNijenhuis, Albert., and Herbert S. Wilf. Combinatorial Algorithms for Computers and Calculators. 2d ed. New York: Academic Press, 1978.
Παραπομπή MLANijenhuis, Albert., and Herbert S. Wilf. Combinatorial Algorithms for Computers and Calculators. 2d ed. New York: Academic Press, 1978.
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