Gaya APA
NORUSIS,marija J. (2003).
SPSS 12.0 Statistical Procedures Companion .
NJ:
Prentice Hall.
Gaya Chicago
NORUSIS,marija J.
SPSS 12.0 Statistical Procedures Companion.
NJ:
Prentice Hall,
2003.
Monograf.
Gaya MLA
NORUSIS,marija J.
SPSS 12.0 Statistical Procedures Companion.
NJ:
Prentice Hall,
2003.
Monograf.
Gaya Turabian
NORUSIS,marija J.
SPSS 12.0 Statistical Procedures Companion.
NJ:
Prentice Hall,
2003.
Monograf.