TY  - BOOK
AU  - Hedderson,John
TI  - SPSS/PC+ made simple
AV  - HA32 H422S
PY  - 1991///
CY  - Belmont, Calif.
PB  - Wadsworth
KW  - SPSS/PC PLUS (COMPUTER SYSTEM)
KW  - SOCIAL SCIENCES
KW  - DATA PROCESSING
ER  -