Nie, Norman H.
SPSS : statistical package for the social sciences - 2nd ed. - New York, N.Y. : McGraw-Hill, 1975 - 675
SPSS (ELECTRONIC COMPUTER SYSTEM)
ELECTRONIC DATA PROCESSING--SOCIAL SCIENCES
HA33 / S677 1975
SPSS : statistical package for the social sciences - 2nd ed. - New York, N.Y. : McGraw-Hill, 1975 - 675
SPSS (ELECTRONIC COMPUTER SYSTEM)
ELECTRONIC DATA PROCESSING--SOCIAL SCIENCES
HA33 / S677 1975