TY  - BOOK
AU  - Anderson, Ian 
TI  - First course in combinatorial Mathematics
SN  - 9780198596738
U1  - 511.6 AND 
PY  - 2005///
CY  - New Delhi
PB  - Oxford University Press
KW  - Mathematics
KW  - Combinatorial
KW  - Permutations
ER  -