GRAVELLS, A. (2014). Achieving your assessor and quality assurance units (TAQA). Sage Publications.
Čikaški stil citiranja (17. izdanje)GRAVELLS, Ann. Achieving Your Assessor and Quality Assurance Units (TAQA). Sage Publications, 2014.
MLA način citiranja (9. izdanje)GRAVELLS, Ann. Achieving Your Assessor and Quality Assurance Units (TAQA). Sage Publications, 2014.
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