Buchanan, C. D. A programed introduction to lingüistics: Phonetics and phonemics.
Čikaški stil citiranja (17. izdanje)Buchanan, Cynthia D. A Programed Introduction to Lingüistics: Phonetics and Phonemics.
MLA način citiranja (8. izdanje)Buchanan, Cynthia D. A Programed Introduction to Lingüistics: Phonetics and Phonemics.
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