Baker, A. (2006). Ship or sheep?: An intermediate pronunciation course (3rd ed.). Cambridge University Press.
Chicago Style (17. basım) AtıfBaker, Ann. Ship or Sheep?: An Intermediate Pronunciation Course. 3rd ed. Cambridge ; New York ; New Delhi: Cambridge University Press, 2006.
MLA (8th ed.) AtıfBaker, Ann. Ship or Sheep?: An Intermediate Pronunciation Course. 3rd ed. Cambridge University Press, 2006.
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