Blalock, Z. a. Academic writing skills 3: Teacher's manual. Cambridge University Press.
Čikaški stil citiranja (17. izdanje)Blalock, Zachary[et al.]. Academic Writing Skills 3: Teacher's Manual. New York: Cambridge University Press.
MLA način citiranja (9. izdanje)Blalock, Zachary[et al.]. Academic Writing Skills 3: Teacher's Manual. Cambridge University Press.
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