TY  - BOOK
AU  - Slomson Alan
TI  - Introduction to combinatorics
SN  - 0412353709 (pbk)
U1  - B217, N1;1 
PY  - 1991///
CY  - Boca
PB  - Raton Chapman & HAll /CRC     
KW  - Combinatorics
N1  - Index 269-270p
ER  -