Baker, A. (2006). Ship or sheep: An intermediate pronunciation course (3rd ed.). New York: Cambridge University Press.
Παραπομπή Chicago StyleBaker, Ann. Ship or Sheep: An Intermediate Pronunciation Course. 3rd ed. New York: Cambridge University Press, 2006.
Παραπομπή MLABaker, Ann. Ship or Sheep: An Intermediate Pronunciation Course. 3rd ed. New York: Cambridge University Press, 2006.
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