Bernthal, J. E., & Bankson, N. W. (1981). Articulation and phonological disorders. Prentice-Hall.
Čikaški stil citiranja (17. izdanje)Bernthal, John E., i Nicholas W. Bankson. Articulation and Phonological Disorders. Englewood Cliffs, NJ: Prentice-Hall, 1981.
MLA način citiranja (9. izdanje)Bernthal, John E., i Nicholas W. Bankson. Articulation and Phonological Disorders. Prentice-Hall, 1981.
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