TY  - BOOK
AU  - Martin, George E. 
TI  - Counting: The Art Of Enumerative Combinatorics
SN  - 9780387952253
U1  - 511.62 
PY  - 2001///
CY  -  New York
PB  -  Springer
KW  - Counting
KW  - mathematics
ER  -