TY  - BOOK
AU  - Nie,Norman H.
AU  - Bent,Dale H.
AU  - Hull,C.Hadlai
TI  - SPSS: statistical package for the social sciences 
SN  - 5070465304
PY  - 1970///
CY  - New York
PB  - McGraw-Hill
KW  - SPSS (Computer program)
KW  - Social sciences
KW  - Statistical methods
KW  - Computer programs
ER  -