POWELL, S. (1999). Returning to study: A guide for professionals. Open University Press.
Čikaški stil citiranja (17. izdanje)POWELL, Stuart. Returning to Study: A Guide for Professionals. Open University Press, 1999.
MLA način citiranja (9. izdanje)POWELL, Stuart. Returning to Study: A Guide for Professionals. Open University Press, 1999.
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