APA način citiranja (7. izdanje)
Arnold, C. (2003). Observing Harry: Child development and learning 0-5. Open University Press.
Čikaški stil citiranja (17. izdanje)
Arnold, Cath. Observing Harry: Child Development and Learning 0-5. Maidenhead, England: Open University Press, 2003.
MLA način citiranja (9. izdanje)
Arnold, Cath. Observing Harry: Child Development and Learning 0-5. Open University Press, 2003.
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