TY  - BOOK
ED  - SPSS Inc.
TI  - SPSS Base 8.0 : user's guide
SN  - 013688590X
PY  - 1998///
CY  - Chicago
PB  - SPSS Inc.
KW  - SPSS for windows
KW  - Social sciences
KW  - Statistical methods
KW  - Computer programs
N1  - Includes index
ER  -