%0 Book %1 knuth2011combinatorial %A Knuth, Donald E. %B The Art of Computer Programming %D 2011 %I Addison-Wesley Professional %K algorithm combinatorics computer knuth programming taocp %T Combinatorial Algorithms %U http://www.amazon.com/Art-Computer-Programming-Combinatorial-Algorithms/dp/0201038048/ref=sr_1_1/179-7432054-1264222?ie=UTF8&s=books&qid=1298901523&sr=8-1 %V 4A