Norušis, M. J. (1988). SPSS/PC+ V 2.0, base manual: For the IBM PC/XT/AT and PS/2 ([3. pr.].). SPSS Inc.
Chicago Style (17th ed.) CitationNorušis, Marija J. SPSS/PC+ V 2.0, Base Manual: For the IBM PC/XT/AT and PS/2. [3. pr.]. Chicago, Ill: SPSS Inc, 1988.
MLA (8th ed.) CitationNorušis, Marija J. SPSS/PC+ V 2.0, Base Manual: For the IBM PC/XT/AT and PS/2. [3. pr.]. SPSS Inc, 1988.
Warning: These citations may not always be 100% accurate.