APA (7th ed.) Citation

(1999). SPSS advanced models 9.0. SPSS Inc.

Chicago Style (17th ed.) Citation

SPSS Advanced Models 9.0. Chicago, IL: SPSS Inc, 1999.

MLA (9th ed.) Citation

SPSS Advanced Models 9.0. SPSS Inc, 1999.

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