Sinfield, T. B. a. S. Essential study skills the complete guide to success at university. Sage Publications.
Čikaški stil citiranja (17. izdanje)Sinfield, Tom Burns and Sandra. Essential Study Skills the Complete Guide to Success at University. Sage Publications.
MLA način citiranja (8. izdanje)Sinfield, Tom Burns and Sandra. Essential Study Skills the Complete Guide to Success at University. Sage Publications.
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