TY  - BOOK
AU  - Niven,Ivan
TI  - Mathematics of choice or how to count without counting 
T2  - New Mathematical Library ; 
SN  - 088385600X
AV  - QA164 N58 1965
PY  - 1965///
CY  - Washington : 
PB  - Mathematical Association of America, 
KW  - lemb
KW  - Análisis combinatorio
N1  - Incluye bibliografia  e ìndice
ER  -