APA-viite

Hewwing, M. (2004). Pronunciation Practice Activities: A resourse book for teaching english proninciation. Cambridge University Press.

Chicago-tyylinen lähdeviittaus

Hewwing, Martin. Pronunciation Practice Activities: A Resourse Book for Teaching English Proninciation. Cambridge University Press, 2004.

MLA-viite

Hewwing, Martin. Pronunciation Practice Activities: A Resourse Book for Teaching English Proninciation. Cambridge University Press, 2004.

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