TY  - BOOK
AU  - Healey,Joseph F.
TI  - Statistics: a tool for social research 
SN  - 0-534-17742-5
PY  - 1995///
CY  - Belmont, Calif
PB  - Wadsworth
KW  - Social sciences
KW  - Statistical methods
KW  - Statistics
N1  - Includes index
ER  -