Brace, Nicola, Richard Kemp, and Rosemary Snelgar. 2016. SPSS for Psychologists: (And Everybody Else). 6th edition. Basingstoke, Hampshire: Palgrave, an imprint of Macmillan Publishers.
Coolican, Hugh. 2014. Research Methods and Statistics in Psychology. 6th ed. London: Psychology Press.
Gray, Colin D. 2012. IBM SPSS Statistics 19 Made Simple. New York: Psychology Press.
Harris, Peter. 2008. Designing and Reporting Experiments in Psychology. Vol. Open guides to psychology. 3rd ed. Maidenhead: Open University Press.
Howell, David C. 2013. Statistical Methods for Psychology. 8th ed. Belmont, Calif: Wadsworth.
Robson, Colin. 1994. Experiment, Design and Statistics in Psychology. 3rd ed. Harmondsworth, England: Penguin.