APA (7th ed.) Citation

Norušis, M. J. (1997). SPSS professional statistics 7.5. SPSS.

Chicago Style (17th ed.) Citation

Norušis, Marija J. SPSS Professional Statistics 7.5. Chicago, Ill. [u.a.]: SPSS, 1997.

MLA (9th ed.) Citation

Norušis, Marija J. SPSS Professional Statistics 7.5. SPSS, 1997.

Warning: These citations may not always be 100% accurate.