Johnson, W. (1952). Diagnostic manual in speech correction: A professional training workbook. Harper & Brothers.
Chicago Stili AlıntıJohnson, Wendell. Diagnostic Manual in Speech Correction: A Professional Training Workbook. New York: Harper & Brothers, 1952.
MLA AlıntıJohnson, Wendell. Diagnostic Manual in Speech Correction: A Professional Training Workbook. Harper & Brothers, 1952.
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