ERTMER, D.J., MAKI, J.E.,
A COMPARISON OF SPEECH TRAINING METHODS WITH DEAF ADOLESCENTS: SPECTROGRAPHIC VERSUS NONINSTRUMENTAL INSTRUCTION. JOURNAL OF SPEECH, LANGUAGE, AND HEARING RESEARCH
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Vol. 43, no. 6 (2000), p. 1509-1523 Ref.103241 Location:
R.925