Ladefoged, P. (2001). A course in Phonetics (4a. ed.). Harcourt College Publishers.
Tohutoru Kātū Chicago (17th ed.)Ladefoged, Peter. A Course in Phonetics. 4a. ed. Fort Worth: Harcourt College Publishers, 2001.
Tohutoro MLA (9th ed.)Ladefoged, Peter. A Course in Phonetics. 4a. ed. Harcourt College Publishers, 2001.
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