Brumfit, C., & Mitchell, R. (1990). Research in the language classroom. Modern English.
Čikaški stil citiranja (17. izdanje)Brumfit, Christopher, i Rosamond Mitchell. Research in the Language Classroom. London: Modern English, 1990.
MLA način citiranja (9. izdanje)Brumfit, Christopher, i Rosamond Mitchell. Research in the Language Classroom. Modern English, 1990.
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