KUMAR RANJIT. (2017). RESEARCH METHODOLOGY: A STEP BY STEP GUIDE FOR BEGINNERS (4TH.). SAGE.
Čikaški stil citiranja (17. izdanje)KUMAR RANJIT. RESEARCH METHODOLOGY: A STEP BY STEP GUIDE FOR BEGINNERS. 4TH. SAGE, 2017.
MLA način citiranja (9. izdanje)KUMAR RANJIT. RESEARCH METHODOLOGY: A STEP BY STEP GUIDE FOR BEGINNERS. 4TH. SAGE, 2017.
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