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ACKNOWLEDGMENTS I wish to extend my thanks to Martin Non~tsky of the Gallaudet College Instruc· tional Development and Evaluation Center for his tireless work in the development of the selected approach, for his help in editing the text and tests, for his direction of the evaluation process, and for his willingness to give of his own time to serve as a proctor during the evaluation period. I also wish to thank the graduate students at Gallaudet College who participated as proctors or students in the evaluation process and all that it entailed. Their comments and suggestions were invaluable. xi ...

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