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Lua i Stíl Chicago (17ú heag.)ebrary, Inc, Nicole Müller, agus Martin J. Ball. Research Methods in Clinical Linguistics and Phonetics: A Practical Guide. Malden, Mass.: John Wiley & Sons, 2013.
Lua MLA (9ú heag.)ebrary, Inc, et al. Research Methods in Clinical Linguistics and Phonetics: A Practical Guide. John Wiley & Sons, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.