References
- Nichols , R. G. and Stevens , L. A. 1957 . Are You Listening? , New York : McGraw-Hill .
- Weaver , Richard M. 1985 . The Ethics of Rhetoric , Davis , CA : Hermagoras Press .
- Wolff , F. I. and Marsnik , N. C. 1992 . Perceptive Listening, , 2nd. ed , Fort Worth : HarcourtBrace Jovanovich .
- Wolvin , A. and Coakley , C. G. 1996 . Listening, , 5th ed. , Madison : Brown and Benchmark .