Gaya APA
Norusis, Marija J.. (2011).
IBM SPSS statistics 19 guide to data analysis .
America:
Pearson Education International.
Gaya Chicago
Norusis, Marija J..
IBM SPSS statistics 19 guide to data analysis .
America:
Pearson Education International,
2011.
TANDON.
Gaya MLA
Norusis, Marija J..
IBM SPSS statistics 19 guide to data analysis .
America:
Pearson Education International,
2011.
TANDON.
Gaya Turabian
Norusis, Marija J..
IBM SPSS statistics 19 guide to data analysis .
America:
Pearson Education International,
2011.
TANDON.