APA (7th ed.) Citation

Norušis, M. J. (1992). SPSS for Windows base system user's guide, release 5.0. SPSS Inc.

Chicago Style (17th ed.) Citation

Norušis, Marija J. SPSS for Windows Base System User's Guide, Release 5.0. Chicago, Ill: SPSS Inc, 1992.

MLA (9th ed.) Citation

Norušis, Marija J. SPSS for Windows Base System User's Guide, Release 5.0. SPSS Inc, 1992.