Não informado. (1934). Speech Monographs. National Association of Teachers of Speech.
Citace podle Chicago (17th ed.)Não informado. Speech Monographs. Ann Arbor, Mich: National Association of Teachers of Speech, 1934.
Citace podle MLA (8th ed.)Não informado. Speech Monographs. National Association of Teachers of Speech, 1934.
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