Puchta, H., Stranks, J., & Jones, P. L. (2018). Think B2: Student's book 4. New York: Cambridge University Press.
Čikaški stil citiranjaPuchta, Herbert, Jeff Stranks, i Peter Lewis Jones. Think B2: Student's Book 4. New York: Cambridge University Press, 2018.
MLA način citiranjaPuchta, Herbert, Jeff Stranks, i Peter Lewis Jones. Think B2: Student's Book 4. New York: Cambridge University Press, 2018.
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