Cita APA

(1994). SPSS for Windows: SPSS base system for Windows. Chicago, IL: SPSS.

Chicago Style Citation

SPSS for Windows: SPSS Base System for Windows. Chicago, IL: SPSS, 1994.

Cita MLA

SPSS for Windows: SPSS Base System for Windows. Chicago, IL: SPSS, 1994.

Atenció: Aquestes cites poden no estar 100% correctes.