Soars, J., & Soars, L. (1986). Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press.
Čikaški stil citiranjaSoars, John., i Liz Soars. Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press, 1986.
MLA način citiranjaSoars, John., i Liz Soars. Headway: Teacher's Book-Intermediate. Oxford: Oxford University Press, 1986.
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