Bowler, B., & Cunningham, S. (2001). New headway pronunciation: Uppre-Intermediate : Student's practice book. Oxford: Oxford Univ. Press.
Čikaški stil citiranjaBowler, Bill, i Sarah Cunningham. New Headway Pronunciation: Uppre-Intermediate : Student's Practice Book. Oxford: Oxford Univ. Press, 2001.
MLA način citiranjaBowler, Bill, i Sarah Cunningham. New Headway Pronunciation: Uppre-Intermediate : Student's Practice Book. Oxford: Oxford Univ. Press, 2001.
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