TY  - BOOK
AU  - WilliamsFrederick
TI  - Reasoning with statistics: how to read quantitative research 
SN  - 0-03-053158-6
AV  - HA29 W55 1992
PY  - 1992///
CY  - Fort Worth
PB  - Harcourt Brace Jovanovich College
N1  - Incluye bibliografia
ER  -