Lua APA (7ú heag.)

Coolican,Hugh. (2019). Research Methods and Statistics in Psychology (7th.). Routledge.

Lua i Stíl Chicago (17ú heag.)

Coolican,Hugh. Research Methods and Statistics in Psychology. 7th. New York: Routledge, 2019.

Lua MLA (9ú heag.)

Coolican,Hugh. Research Methods and Statistics in Psychology. 7th. Routledge, 2019.

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