TY  - GEN
T1  - How to count : an introduction to combinatorics
T2  - Discrete mathematics and its applications.
A1  - Allenby, R. B. J. T.,
A2  - Slomson, A. B.,
LA  - English
PP  - Boca Raton, Florida ; London, England ; New York
PB  - CRC Press
YR  - 2011
ED  - Second edition.
UL  - https://colectivo.uloyola.es/Record/ELB141210
OP  - 440
NO  - "A Chapman & Hall Book."
CN  - QA164 .A454 2011
SN  - 9781439895153 (e-book)
KW  - Combinatorial analysis.
KW  - Electronic books.
ER  -