APA-viite (7. p.)
Cummins, D. D. (2012). Good thinking: Seven powerful ideas that influence the way we think. Cambridge University Press.
Chicago-viite (17. p.)
Cummins, Denise D. Good Thinking: Seven Powerful Ideas That Influence the Way We Think. Cambridge: Cambridge University Press, 2012.
MLA-viite (9. p.)
Cummins, Denise D. Good Thinking: Seven Powerful Ideas That Influence the Way We Think. Cambridge University Press, 2012.
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