TY  - BOOK
AU  - Vaughan,Eva D.
TI  - Statistics: tools for understanding data in the behavioral science 
SN  - 0024227331
AV  - HA29  .V38 1998
PY  - 1998///
CY  - New York
PB  - Prentice-Hall
KW  - Social science
KW  - Statistical methods
ER  -