Clark, J., & Yallop, C. (1995). An introduction to phonetics and phonology (2nd ed.). Blackwell.
Lua i Stíl Chicago (17ú heag.)Clark, John, agus Colin Yallop. An Introduction to Phonetics and Phonology. 2nd ed. Oxford: Blackwell, 1995.
Lua MLA (9ú heag.)Clark, John, agus Colin Yallop. An Introduction to Phonetics and Phonology. 2nd ed. Blackwell, 1995.
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