APA-viite (7. p.)
Hudley, C. (2008). You did that on purpose: Understanding and changing children's aggression. Yale University Press.
Chicago-viite (17. p.)
Hudley, Cynthia. You Did That on Purpose: Understanding and Changing Children's Aggression. New Haven: Yale University Press, 2008.
MLA-viite (9. p.)
Hudley, Cynthia. You Did That on Purpose: Understanding and Changing Children's Aggression. Yale University Press, 2008.
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