APA (7th ed.) Citation

(1993). SPSS base system syntax reference guide release 6.0. SPSS, Inc.

Chicago Style (17th ed.) Citation

SPSS Base System Syntax Reference Guide Release 6.0. Chicago, Ill: SPSS, Inc, 1993.

MLA (9th ed.) Citation

SPSS Base System Syntax Reference Guide Release 6.0. SPSS, Inc, 1993.

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