APA Style
SPSS for VAX/VMS : operations guide. (1990).
Chicago:
SPSS Inc..
Chicago Style
SPSS for VAX/VMS : operations guide.
.
Chicago:
SPSS Inc.,
1990.
.
MLA Style
SPSS for VAX/VMS : operations guide.
.
Chicago:
SPSS Inc.,
1990.
.
Turabian Style
SPSS for VAX/VMS : operations guide.
Chicago:
SPSS Inc.,
1990.
.