TY  - BOOK
AU  - Norušis, Marija J., 1948-
ED  - SPSS Inc
TI  - SPSS for Windows: base system user's guide release 6.0
SN  - 0131788566
AV  - HA 32 Nor 
PY  - 1993///
CY  - Chicago, Ill.
PB  - SPSS Inc
KW  - P0PULATION STATISTICS
KW  - SOCIAL SCIENCES--STATISTICAL METHODS--COMPUTER PROGRAMS
KW  -  SPSS FOR WINDOWS
ER  -