Hayes, N. (2000). Doing psychological research: Gathering and analysing data. Open University Press.
Chicago-viite (17. p.)Hayes, Nicky. Doing Psychological Research: Gathering and Analysing Data. Buckingham [England]: Open University Press, 2000.
MLA-viite (9. p.)Hayes, Nicky. Doing Psychological Research: Gathering and Analysing Data. Open University Press, 2000.
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