TY  - BOOK
AU  - Loehr, Nicholas A,
TI  - Combinatorics: Discrete mathematics and its application 
SN  - 9781498780254
U1  - 511.6 
CY  - New York
PB  - CRC Press Taylor &Francis Group
KW  - Mathematics
KW  - Combinatorics, Discrete mathematics
KW  - PG-Mathematics
ER  -