SPSS/PC⁺ for the IBM PC/XT/AT / SPSS Inc. ; Marija J. Norušis. SPSS/PC⁺. Norušis, M. J. (Marija J.), 1948- SPSS Inc. SPSS/PC+ (Computer file) Social sciences Statistical methods Computer programs. HA32 .N667 1986 001.61 19 NOS On t.p. the registered trademark symbol "TM" is subscript following "SPSS/PC⁺" in the title. Includes bibliography and indexes. Chicago, Ill. : SPSS Inc., c1986. c1986. 1986 Text 643 p. in various pagings : eng