TY  - BOOK
AU  - Vaughan,Eva D.
TI  - Statistics: tools for understanding data in the behavioral sciences 
SN  - 0024227331
PY  - 1998///
CY  - Upper Saddle River, N. J.
PB  - Prentice Hall
KW  - Social sciences
KW  - Statistical methods
N1  - Includes index
ER  -