APA (7th ed.) Citation

Norusis, M. J. (1988). SPSS/PC+ V2.0 base manual for the IBM PC/XT/AT and PS/2. SPSS Inc.

Chicago Style (17th ed.) Citation

Norusis, M. J. SPSS/PC+ V2.0 Base Manual for the IBM PC/XT/AT and PS/2. Chicago, Ill: SPSS Inc, 1988.

MLA (9th ed.) Citation

Norusis, M. J. SPSS/PC+ V2.0 Base Manual for the IBM PC/XT/AT and PS/2. SPSS Inc, 1988.