TY  - BOOK
AU  - Norusis, Marija J. 
TI  - SPSS/PC+: studentware
AV  - HA 32 N67 1988 
PY  - 1988///
CY  - Chicago, Illinois
PB  - SPSS Inc.
KW  - SPSS/PC+ (Computer file)
KW  - Social sciences
KW  - Statistical methods
KW  - Computer programs
ER  -