TY  - BOOK
AU  - Hedderson,John
TI  - SPSSX made simple
SN  - 0534074588
PY  - 1987///
CY  - Belmont, Ca.
PB  - Wadsworth Publishing Co.
KW  - SPSS X (Computer System)
KW  - Social sciences
KW  - Data processing
N1  - Includes index
ER  -