TY  - BOOK
AU  - Norusis, Marija J.
TI  - SPSS X introductory statistics guide
SN  - 0070465495
U1  - 001.642 
PY  - 1983///
CY  - New York
PB  - Mcgraw-Hill
KW  - Spss (Electronic Computer Systems)
ER  -