REFERENCES
- Watson, L. E. and Tolan, T.: Hearing Tests and Hearing Instruments. Baltimore, The Williams & Wilkins Company, 1949, pp 232–239.
- Newby, H. A.: Audiology. Ed 2. New York, Appleton-Century-Crofts, 1964, p 203.
- Newhart, H. and Reger, S. N.: Syllabus of audio-metric procedures in the administration of a program for the conservation of hearing of schoolchildren. Trans Amer Acad Ophthal Otolaryng Suppl, April 1945, pp. 17–18.
- Ibid.,2 p 223.
- Darley, F. L. (Editor): Identification audiometry. J Speech Hearing Dis Suppl 9: 1–63, 1961.
- Audiometers for General Diagnostic Purposes. New York, American Standards Association, 1951.
- Standard Reference Zero for Calibration of Pure Tone Audiometers. International Standards Organization, 1964 (obtainable from American Standards Association, New York).
- Davis, H. and Kranz, F. W.: The international standard reference zero for pure tone audiometers and its relation to the evaluation of impairment of hearing. J Speech Hearing Res 7:7, 1964.
- Lloyd, L. L.: Comment on “Dilemmas in identification audiometry.” J Speech Hearing Dis 31: 161, 1966.
- Kodman, F.: Educational status of hard-of-hearing children in the classroom. J Speech Hearing Dis 28: 297, 1963.
- Young, C. and McConnell, F.: Retardation of vocabulary development in hard-of-hearing children. Exceptional Child 23: 368, 1957.
- Eagles, E. L.: Hearing levels in children and implications for identification audiometry. In Darley,5 p 52.
- Melnick, W., Eagles, E L. and Levine, H. S.: Evaluation of a recommended program in identification audiometry with school-age children. J Speech Hearing Dis 29: 3, 1964.
- Downs, M. P., Doster, M. E. and Weaver, M.: Dilemmas in identification audiometry. J Speech Hearing Dis 30: 360, 1965.
- Committee on Medical Rating of Physical Impairment: Guides to the evaluation of permanent impairment. Ear, nose, throat, and related structures. JAMA 177: 489, 1961.
- Guide for the evaluation of hearing impairment. A report of the Committee on Conservation of Hearing. Trans Amer Acad Ophthal Otolaryng 63: 236, 1959.
- Carhart, R.: Effect of Head Shadow on Research With Binaural Hearing Aids. Presented at the convention of the American Speech and Hearing Association, Chicago, 1965.