TY  - GEN
AU  - Fleiss,
TI  - Statistical methods for rates and proportions
T2  - Wiley series in probability and mathematical statistics
SN  - 0471064289 
PY  - 0000///John Wiley & Sons
CY  - New York
PB  - cop. 1981
N2  - Contém bibliografias
ER  -