TY  - BOOK
AU  - Nijenhuis,Albert
AU  - Wilf,Herbert S.
TI  - Combinatorial algorithms
SN  - 0125192509 :
U1  - 512.5 
PY  - 1975///
CY  - New York
PB  - Academic Press
KW  - Combinatorial analysis
KW  - Computer algorithms
N1  - Includes index; Bibliography: p. 244-249
ER  -